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1.Overview of EV Water-Cooling On-board Charger Case

Vehicle charger is an essential core component of new energy vehicles, and its market scale expands with the rapid growth of the new energy vehicle market. Compared with traditional vehicles, new energy vehicles have three core components, namely: "battery" assembly means battery and battery management system; "Motor" assembly means the motor and the motor controller.

 

At present, the vehicle charger has the function of high-speed CAN network and BMS communication to judge whether the battery connection status is correct. Getting the battery system parameters, and the real-time data of the whole group and the single battery before charging and during charging.

 

By high speed CAN communication network and vehicle monitoring system, upload the working status, working parameters and fault warning information of the charger, and accept the control command to start charging or stop charging. For safety protection measures, it has functions such as ac input over-voltage protection, ac input under-voltage warning and ac input over-current protection.

 

2.Advantage of EV Water-Cooling On-board Charger Case

Aluminum alloy structural parts have good plasticity, aluminum alloy material special physical properties,so in the ductility and plasticity of the product is much better than the steel material. Aluminum alloy structure has advantages of light weight, small volume, low cost, but also has the waterproof, dustproof and anti-corrosion,the characteristics of aluminum alloy on the heat dissipation can be fast cooling, and the structure can make air cooling and water cooling model charger, effective cooling of high power charger, enable the internal electronic components to small power input, the effect of high power output.

 

3.Application of EV Water-Cooling On-board Charger Case

 

  1. AC outdoor ev charger cover

 

  1. EVcharger enclosure

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How to Operate the Extruder Machine?

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This paper will mainly talk about how to operate extruder machine. Each type of product in the plastic extrusion line has its operating characteristics. Only with a detailed understanding of its operating characteristics can the efficiency of the machine be given full play. Extruder is one of the types, grasp the key points of extruder operation, the correct and reasonable use of an extruder. The use of the screw extruder includes the installation, adjustment, commissioning, operation, maintenance and repair of the machine and a series of links, its use has the general characteristics of the machine, mainly in the drive motor and speed reducer. However, the working system of the screw extruder is the extruder system, and it has unique characteristics.

 

The installation, adjustment and test run of the machine are generally specified in the operating manual of the extruder. The operation points of the extruder, maintenance and maintenance are described as follows:

 

Operators must be familiar with the structural characteristics of the extruder they operate, especially to correctly grasp the screw structure characteristics, heating and cooling control instrument characteristics, nose characteristics and assembly, so as to correctly grasp the extrusion process conditions, correctly operate the machine.

 

When making different plastic products, the operating points of the extruder are different, but there are some similarities. The following is a brief introduction of the same procedure and the key points of the extruder.

 

 

Preparation before Starting

 

Used for extrusion molding of plastics. The raw materials shall meet the required drying requirements and shall be further dried if necessary. Sift the raw material to remove caked aggregates and mechanical impurities.

 

Check whether the water, electricity and gas systems in the equipment are normal, ensure that the water and gas paths are smooth and no leakage, whether the electrical system is normal, whether the heating system, temperature control and various instruments work reliably; Auxiliary engine empty car low-speed test run, observe whether the equipment operates normally; Start the vacuum pump of the shaping table and observe whether the work is normal. Lubricate the smooth parts of various equipment. If the fault is found, remove it in time.

 

Mounting head and shaping set.

 

According to the product variety, size, choose the machine head specifications. Install the nose in the following order.

 

The machine head and the flange bolts of the extruder should be tightened again before starting the machine head at a constant temperature to eliminate the difference between the bolts and the head's thermal expansion. The bolts of the tightening head should be tightened diagonally in order and the force should be uniform. When tightening the flange nut of the machine head, the requirement is consistent with the tightness around, otherwise, the material will be run.

 

 

 

The startup, select and press the "prepare to start up" button, then connect the "start-up" button, then slowly rotate the screw speed adjusting knob, the screw speed starts slowly. Then gradually speed up, while adding a small amount of material. When feeding should pay close attention to the host ammeter and various indicator head indicator changes. Screw torque cannot exceed the red label (generally 65-75% of the torque table). Before the plastic profile is extruded, any person shall not stand in front of the die, in order to prevent damage accidents caused by bolt breaking or wet release of raw materials. After the plastic is extruded from the die, the extruder is cooled slowly and the drawing device and the shaping die are put into operation. Then according to the indication value of the control instrument and the requirements of the extruded products. Adjust each part accordingly to make the whole extrusion operation reach the normal state. And according to the need to add enough material, double screw extruder adopts metering feeder feeding uniform speed.

 

When the die out evenly and good plastic can be used to shape the traction. The judgment of the degree of plasticization needs experience, generally can be judged according to the appearance of extruded materials, that is, the surface is shiny, no impurities, no foam, coke and discoloration, squeeze the extruder by hand to a certain degree of no burr, crack, a certain degree of elasticity, this means that the material plasticization is good. If the plasticization is not good, the screw speed, barrel and nose temperature can be adjusted until the requirements.

 

In the process of extrusion production, check whether various process parameters are normal regularly according to the process requirements, and fill in the process record sheet. Inspect the quality of profile products according to quality inspection standards, and take measures to solve problems.

 

 

Stop Feeding

 

Stop feeding and squeeze out the plastic in the extruder. When the screw is exposed, turn off the power supply of the barrel and the head and stop heating.

 

Turn off the power of the extruder and auxiliary machine, and stop the operation of the screw and auxiliary machine.

 

Open the connection flange of the machine head and remove the machine head. Clean up the perforated plate and various parts of the machine head. In order to prevent damage to the inner surface of the machine head, the residual materials in the machine head should be cleaned with steel law and steel sheet, and then the plastic adhering to the machine head should be removed with sandpaper, and polished, coated with oil or silicone oil to prevent rust.

 

Clean the screw rod and barrel. After removing the head, restart the main machine, add parking materials (or broken materials), and clean the screw rod and barrel. After the stop material is crushed into powder and completely extruded, compressed air can be used to repeatedly blow out residual particles and powder from the feeding port and exhaust port until there is no residual material in the barrel. Then, the screw speed should be reduced to zero, the extruder should be stopped, and the main power and cold water valve should be closed.

 

The safety items that the extruder should pay attention to during extrusion include: electricity, heat, mechanical rotation and the loading and unloading of heavy parts. The extruder must be equipped with lifting equipment, and the machine head, screw and other heavy parts should be installed and removed to ensure safe production.

As one of the most outstanding plastic extruder machine manufacturers in China, we can give you the best price and product, please feel free to contact us.

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HKY / SKY Two Stage Extruder

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Overview of HKY / SKY Two Stage Extruder

 

HKY / SKY series two-stage extrusion system: the first stage is HK or SK series high speed and high torque co-rotating twin screw extruder, the second stage is single screw extruder to form a two-stage compound extrusion system. The system combines twin screw high speed, strong mixing with single screw low speed, low temperature and weak shearing characteristics to enhance advantages and avoid disadvantages. It is the preferred model for mixing and modifying heat-sensitive and shearing-sensitive materials efficiently nowadays. The main granulation methods are air-cooled hot cutting and eccentric water mist granulation. They can also be matched with drawing strip cold cutting and water ring hot cutting.

 

 

 

Applications of HKY / SKY Two Stage Extruder:

 

PVC Cable Material and XLPE Peroxide Crosslinking Material

 

Soft PVC Medical Material

 

Hard PVC Products

 

EVA Foamed Shoe Bottom Material

 

PE Low Smoke Halogen Free Resistance Fuel

 

 

Main Features of HKY / SKY Two Stage Extruder:

 

Plasticization, mixing and homogenization of twin screw processing section

 

Open melt feeding single screw extruder without backpressure, and exhaust and devolatilization can be carried out at the same time.

 

Soft extrusion of materials through the template of single screw extruder

 

Air-cooled granulation, eccentric water mist granulation, stretch granulation and water ring granulation can be selected according to material properties.

 

Smaller power and area

 

Fully automatic raw material mixing and granulation process to reduce labor costs

 

Easy to operate, excellent safety and stability

 

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Interdental Brush

  1. Overview of Interdental Brush

     

     

     

     

    • Clean around braces, bridges and in the gaps between teeth.

     

     

    • Help to reduce bad breath.

     

     

    • Plastic coated wire for safety and comfort.

     

     

    • User friendly handle offers a stable grip which enables cleaning with controlled movements.

     

     

    Direction for use:

     

    1.Insert brushs gently into the space between teeth at gum level

     

     

    2.Gently move the brush backwards and forwards to remove plaque and debris.

     

     

    3.Never force the brush into a space. If the brush is too large, try the smaller size

     

     

    1. Rinse brush in water after use. Replace brush regularly.

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THREADED PIPE NIPPLE

Threaded pipe nipple refers to the pipe connection with thread, which is the most common pipe fitting in industry and life. The threaded joint makes the connection of the pipe easier, and the disassembly and replacement easier, which greatly saves the cost of the pipe connection.

 

Threaded nipple generally includes threaded elbow, threaded tee, threaded union, threaded pipe cap, threaded pipe hoop, threaded reducer, threaded plug, bushing, etc.

 

The industrial screw nipples are generally made of metal, with high pressure resistance. The materials are carbon steel, stainless steel, alloy steel, brass, etc.; the screw nipples used in life are generally made of PC, PVC, PE, PPR, etc.

 

Main features of pipe nipple threaded:

 

  1. The pipe nipple has high strength and good ductility, which can give full play to the strength and ductility of the steel base material. The joint performance can meet the class I joint standard in jgj107-2003 and can be broken in the base metal.

 

  1. The connection is convenient, fast and easy to operate.

 

  1. The detection is convenient and intuitive.

 

  1. The steel bar processing straight thread can be prefabricated, the sleeve can be factory produced, does not occupy the construction period, and the processing efficiency is high.

 

  1. No electricity, no gas, no open fire operation, no oil leakage and no pollution during construction connection, all-weather construction is available.

 

  1. It has strong applicability and can be operated flexibly in the place where the reinforcement is arranged intensively in the narrow and small site.

 

  1. It can be connected with HRB335 and HRB400 reinforcement of the same diameter or different diameter in horizontal, vertical and oblique directions.

 

According to your needs, we provide different materials of steel pipe joints, good quality and good density, welcome to contact us and to buy.

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FRICTION WELDING

Friction welding is a pressure welding method that uses the heat generated by the relative frictional movement of the weldment to achieve reliable connection of materials.

 

The friction stir welding and processing is under the effect of pressure, the friction between the materials to be welded increases the temperature of the interface and its vicinity and reaches in the thermoplastic state, with the action of upsetting force, the interface oxide film is broken, the material undergoes plastic deformation and flow, and the joint is formed by the interface element diffusion and recrystallization metallurgical reaction.

 

In actual production, continuous drive friction welding, phase-controlled friction welding, inertial friction welding and friction aluminium stir welding are more common.

 

Friction welding machine is mainly used for welding of medium-sized shaft parts. It can weld a wide range of metals, and has the characteristics of stable performance, high production efficiency and low energy consumption.

As one of the most professional friction welding companies, we provide with the best friction welding services, if you have any interests, please contact us.

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SK53 Twin Screw Extruder

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Overview of SK53 Twin Screw Extruder

 

SK53 mini plastic extruder machine can be used in engineering plastics, color masterbatch, functional masterbatch, blending modification and other industries.

 

In order to adapt to the high temperature and high wear resistance of Engineering plastics, HIP hot isostatic pressing technology is used in the material selection of cylinder and screw for SK53 mini twin screw extruder. It has the advantages of high wear resistance and corrosion resistance; for example, when the customer's working formula in PA, PP + glass fiber or carbon fiber + flame retardant, it is recommended to use high wear resistance material (SAM10); if the customer's working material not only requires to wear resistance but also has certain acidity and alkalinity, it needs to consider using corrosion resistance material (SAM26/39). In view of the lateral forced feeding of carbon fibers, a special feeding screw design is adopted, which effectively solves the problem that the material is fluffy and can not be fed.

 

Hot isostatic pressing (HIP) is to place the product in a sealed container and apply the same pressure in all directions to the product. At the same time, SK53 twin screw extruder can be sintered and densified under the action of high temperature and high pressure. Thermo-isostatic pressure is an indispensable means and technology for the production of high performance materials and the development of new materials.

 

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KY-Lab Twin Screw Extruder

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Overview of KY-Lab Twin Screw Extruder

 

Since its establishment in 1993, KY has been devoted to the development and manufacture of small lab scale twin screw extruder. On the 9th anniversary of the introduction of HK and SK series twin screw extruder, KY introduced two new KY-Lab Twin screw extruders, namely, the new high torque HK26 and the super high torque SK26, with a diameter of 26mm. This model is specially designed for universities, scientific research institutes, and R&D departments of enterprises. It fully meets the tasks of teaching, formulation R&D, proofing, and small-batch production.

 

 

KY-Lab Twin screw extruder has obvious advantages over other models.

 

The clearance between the screw and cylinder is smaller, which is convenient for discharging and cleaning.

 

Modular structure, interchangeable 4D/6D barrel, standard screw element design

 

Reliable synchronous amplification to HK and SK series products

 

Spline sleeve and nose are new quick-opening structure, clearing and screw replacement combination is more convenient.

 

The cooling pipes and wiring of the whole machine are all inside the base, which ensures the smoothness of the base surface and is easy to clean.

 

With the coaxial solenoid valve imported from Germany, the response time is reduced by 90% compared with the conventional solenoid valve, the cooling efficiency of the cylinder is higher, and the temperature control accuracy can be maintained at <1 Celsius.

 

Movable base. The whole machine is supported by four strong universal wheels. Only one person can easily use mobile devices.

 

Adopt KY independent intellectual property rights KY twin-screw extruder smart operation system software V5.0 as the whole machine control system, combine KY and Germany Germany in respective control technology superiority, guarantees the entire machine control intellectualization and the accuracy.

 

KY has professional laboratory extruder for sale, contact us now.

 

 

The application scope of KY-Lab Twin screw extruder:

Homogenization of Polymers

 

Combination of rubber and plastic (elastomer)

 

Matrix Production

 

Modification of Engineering Plastics

 

Modification of General Plastics

 

Cable Material

 

Filling and Mixing Modification

 

Flame Retardant and Reinforcement Modification

 

Degradable plastics

 

High-Temperature Polymers

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African Christian unity and Maturity

Will you join us in the quest for African Christian unity and maturity?
Sign Up below. 

Over 3500 ministers from most African countries and others from many denominations seek your fellowship and co-operation for unity to develop maturity, harmony and revival across Africa.

Whatever type of ministry you are in, if this is something you can get involved in join the cause, become a member at Africa Network BFTF, free today.

Click this link http://bftfafricanetwork.ning.com/
Sign Up, Fill in your details and have your say, access heaps of resources and training (much of it free) and share yours. Together we can make a difference. 

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数据科学

在21世纪,随着数据已经融入我们生活和工作的各方各面,数据科学专业也成为近几年最热门的新兴专业之一。

很多人虽然常常听别人提起大数据,但是却觉得它离我们很遥远,似乎只出现在高校的课堂或是跨国企业的会议室中。事实上,无论是在用淘宝浏览、购物,还是用支付宝付账还款时,我们都无形中为大数据分析提供了素材/信息。而当我们每天查询公交车和地铁线路,看看今天的空气污染程度时都是在享受大数据回馈给我们的便利。从就业形势和就业前景上看,伴随着科技飞速发展,数据的大量应用,学科的交叉性越来越强,数据科学专业的优势就显现了出来。其中最根本的原因就是它可以应用在各个领域,金融、政府、医疗都需要大量的精通数据科学的高素质人才。

求真案例:

学生:Q同学 (美高4年)
GPA:3.7+
TOEFL:无
SAT:1250,拼分后1300
申请专业:数据科学、应用数学、统计学
录取学校:UC Irvine (加州大学尔湾分校)University of Massachusetts, Amherst(马萨诸塞大学安姆斯特分校)等

求真案例:

Q同学刚刚与申请老师沟通的时候,对自己的本科申请不是很有信心,甚至想放弃自己的梦想专业–数据科学,申请一些要求较低的专业。申请老师在全面了解他的背景之后,对他的情况做出了专业的分析和判断。

虽然Q同学的综合GPA看起来并没有很强的竞争力,但是申请老师仔细研究Q同学的成绩单之后发现,Q同学的高中是一所教会学校,所以学校要求他修了几门宗教相关的课程,而这几门课才是拉低他的GPA的“元凶”。

对于数据科学这类指向性很强的专业来说,大部分的学校看GPA时,都会单独考量专业GPA,因为专业GPA更加能够体现学生是否具备学习这门专业的能力。对于Q同学来说,这无疑就是他的优势所在。

申请老师协助Q同学根据他的要求和综合实力,筛选出了6所最适合他申请的学校,并且和他一起进行头脑风暴,讨论适合写在文书中的数据分析相关经历。在申请老师的帮助下,Q同学在今年的录取季收获颇丰,成功拿到了UC Irvine (加州大学尔湾分校)University of Massachusetts, Amherst(马萨诸塞大学安姆斯特分校)等大学的录取通知书。Q同学非常感谢求真教育对他的鼓励和帮助,求真教育也祝他在之后的求学道路上一帆风顺。文章来源:https://indeededu.com

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转学申请

每当临近繁忙的 转学申请 季,选择并且决定专业就好像成为了学生们的一大难题。在申请过程中,不同的学校对专业课程要求是不同的。在 转学申请 过程中想临时更换专业一定要提前计划。在确定专业意向时,学生需要谨慎填写。今后的学习过程中,学生选对了专业,其实也是学生今后人生职业规划的重要一步。

求真助力 转学申请

H同学是一名就读于洛杉矶某社区大学的学生,在刚进入社区大学时,出于对统计学的喜爱,H同学以优异的成绩完成了前两个学期的统计课,并保持着3.8的GPA。但是在某次学校人类学讲座上,H同学开始渐渐地对人类学提起了兴趣。他有了放弃所有已修过的统计学课程的念头,想开始学习人类学。但是恰逢转学申请的截止日期也越来越近,H同学因为从小生活在加州,因此倾向于转去加州系统的大学。在H同学边认真学习大学课程时,他已提交了UC TAG的申请。但是H同学在提交了TAG申请后立马找到了求真教育,他告诉我们在TAG申请的专业填写中,他选择了统计学,而他之后的课程都只与人类学有关。UC申请时由于共用一个系统,并且H同学想冲刺UCLA和UCB,因此文书成了H同学的一大难题。

求真教育的文书老师姚老师立即和H同学进行头脑风暴,引导H同学在文书中展现个人特色,表达独立观点。为了丰富文书内容和个人经历,求真教育的老师提供了一些科研项目推荐H同学去参加。H同学积极参加各项研究,最后成功地收到了科研项目负责人的推荐信。

在求真老师的助力下,H同学终于拿到了UCLA的录取。在UCLA两年的学习期间,由于课业的紧张和难度,H同学又在求真进行了多次学术辅导,他也更加努力学习,最后顺利毕业于UCLA。

求真寄语

求真教育建议所有更换专业的同学一定要提早规划好学习课程,不能在紧急时刻才做出最后的决定。求学之路上难免会遇到各种棘手的问题,求真教育致力于给学生提供最全面的学习计划,让学生在申请过程中放心、安心。文章来源:https://indeededu.com

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HK Large Extruder Production System

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KY also offers a larger-scale HK twin screw extruder, with the commonly used screw diameters ranging from 110 mm to 165 mm (HK110-165) available for user selection. According to the material and process, the process components with a length-diameter ratio of 72:1 can be provided, and enough reaction residence time can be provided to achieve the best dispersion and mixing effect.

 

Large twin screw extruders are mainly used for polyolefin granulation, which is particularly common in petrochemical enterprises. The usual PE and PP granulation is the typical operation of this application. HK125 large extruder has a large market share in special extrusion, such as UHMWPE fiber and lithium battery diaphragm extrusion.

 

 

 

HK135 large twin screw extruder also has many successful applications in polymer devolatilization and reactive extrusion. Special extrusion and professional applications can contact KY for consultation. KY has many years of experience in the production and process of large-scale equipment, plus a good manufacturing system can provide users with more and larger production systems.

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Extruder Parts

 

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Nanjing KY is one of the companies with the largest spare parts storage in the whole industry, with more than 55000 varieties. With the first-class warehouse coding management system in the world, it can inquire about the real-time storage situation of spare parts in a very short time to deal with various emergencies of customers. KY provides various twin screw extruder parts.

 

KY has adopted the first-class brand constant temperature and humidity air conditioning device to ensure that twin screw extruder parts are not affected by temperature, humidity and other external environments in the storage process.

 

 

 

With its own technical accumulation, KY can also provide spare parts for more than 40 kinds of twin-screw extruders of 7 International brands, including mechanical and electrical spare parts such as screw components, cylinders and mandrels.

 

 

 

All extruder machine parts are guaranteed to be new, unused and properly preserved. They are made of imported materials, the best domestic materials and the first-class processing technology, and meet the quality, specifications and performance requireme

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Can Cats and Dogs be Cloned after Death?

For all the people who have pets, they may have the following questions: 

"how long can my baby stay with me? What if it's gone one day? " 

Also, we are often asked by clients:

"Can my cat /dog be cloned after death?"

"Can their hair, bones and blood be cloned?"

Although we have explained it many times, we believe that there are still many pet owners who are not sure about the perfect time of sampling for animal pet cloning and whether their pets have the chance to be cloned successfully. This article will help you to sort out these problems, and I believe that you’ll have a better understanding and grasp the key moment of pet cloning.

 

  1. Can cats /dogs be cloned after their death?

The answer is yes. It is possible to clone pet cat or dog if living cells can be collected and cultured after death.

 

If the animal has died, if possible, wrap the body in a damp bath towel and put it in the fridge, not the freezer. In general, it is possible to collect living somatic cell within one week after the death of the dog and three days after the death of the cat. Be careful not to freeze them. In general, it is impossible to collect living pet cell after the body is frozen. Most of the tissue cells are composed of liquid. Ice crystals will be formed after freezing, and the genetic material will be destroyed. Therefore, the genetic material in the frozen cells will be ineffective and can no longer be used for animal cell cloning.

  1. Can hair, bone, and blood be used for pet cloning?

No. Only complete and active somatic cells can be used for pet cloning.

 

Hair, scurf, bone, nail, saliva, bloodstain and other materials are all possible to extract DNA from an organism. It is used for DNA testing or paternity test because the inactive cells can still retain complete DNA and can be obtained by scientific means. However, this does not mean that living cells can be extracted from those samples. The premise of gene cloning is to obtain complete and active somatic cells. Cells that have died due to metabolism can no longer grow, divide, and produce new cells.

Now we know when dead dogs and cats can be cloned and when they cannot. In order to avoid regret, in fact, the best way is to do cell preservation as early as possible. Save the cells of dogs and cats in advance when they are healthy, so as to have a chance to start again when something unexpected happens one day. 

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Development Trend Of Epoxy Curing Agent

Since the 1990s, there have been many new features in the development trend of epoxy resin curing agents in the world, mainly in the following aspects.

 CURING AGENT TYPE

① New varieties emerge in an endless stream, the amines are still in the first place, followed by the anhydrides.

② The "semi inorganic polymer" curing agent containing P, Si, B, F, Mg and other elements has attracted people 's attention due to its unique properties.

③ The modified mercaptan system and the modified phenol system curing agent also have different degrees of development.

④ A large number of new block copolymers with thiol groups at the end are put on the market.

 DEVELOPING TREND

① The functional curing agent has become a hot spot of research and development.

(1) Multifunctional (with curing, toughening, flame-retardant, promoting and other functions) curing agent has become the ideal product that people pursue. Because the development of epoxy resin with new structure and excellent performance has not made much progress, the functional auxiliaries to meet the requirements of resin modification have become the goal of people's pursuit.

(2) Curing agents with fast curing, low temperature curing and minimum water absorption have developed rapidly.

(3) Curing agents with special functions have also made great progress, such as elastic curing agents.

② The curing agent is low toxic and non-toxic.

One of the characteristics of the development of modern curing agent is that people not only pay attention to the toxicity and environmental pollution of curing agent in the process of production and use, but also pay attention to the environmental pollution of waste epoxy resin products. In developed countries, the primary polyene, polyene and aromatic amines have all been replaced by non-toxic or low toxic modified amines.

③ Curing agents suitable for special environment (wet, underwater, outdoor, etc.) are popular.

④ In order to meet the high performance requirements of epoxy resin, curing agents with excellent electrical, mechanical and mechanical properties will be greatly developed.

⑤ More and more attention has been paid to electron beam and light curing agent.

⑥ The curing agent for powder coating, water-soluble solid ratio agent for water-based epoxy resin coating and one-component adhesive are widely used.

 TECHNOLOGY

① The modification technology is widely used, such as the modification of aliphatic amine, the modification of epoxy resin (especially the modification of m-phenylenediamine and m-phenylenedimethylamine), the modification and liquation of acid, the modification and liquation of Dicyandiamide (the annual demand for liquid dicyandiamide in China is about 1000 tons), the modification and liquation of imidazole, and the modification of low molecular weight polyamine.

② The technology of compounding efficiency and containerization is in the ascendant. Restricted by toxicity, environmental regulations, cost, efficiency and other factors, the development of new structure curing agent is more and more difficult.

③ The technology of liquefying solid curing agent has a bright future. For example, anhydrides and dicyandiamide which are solid at room temperature can not only improve their operation and use performance, but also save energy.

④ Curing agent production operation and packaging refinement

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Sinogene is committed to the use of cutting-edge biological science and technology to achieve efficient breeding and clear scientific breeding direction. Our goal is to cultivate characteristic breed so that such breed can also be widely recognized in the world.

 

In order to protect the original horse breed resources, and at the same time to evaluate, select and preserve the existing breeds, Sinogene biotechnology is establishing a horse genetic preservation bank to preserve the tissues, frozen semen, frozen embryos, cells and genes of high-quality horse breeds by using modern science and technology. Meanwhile, genetic database, sample database and germplasm resource database were established by using gene sequencing technology.

Sinogene biotechnology will sequence and analyze different kinds of horses, analyze the breeds and genetic diversity of horses, and classify and identify the horses by using the combination of gene chip detection technology and genetic breeding and the entire genome sequencing technology, RAD-seq technology or re sequencing and other related technologies. At the same time, the important candidate genes related to diseases and traits are selected. Based on these important candidate genes, the gene detection technology is established to detect the genetic diseases and traits of horses and it assists breeding. Understanding the genetic characteristics and screening can make breeding more directional and improve the efficiency of breeding optimization.

 

At the same time, as the most cutting-edge ultimate breeding technology, cloning biotechnology can realise the replication of high-quality individual horses and the rapid expansion of the number of excellent groups in batches, which is the cutting-edge technology of scientific breeding. Modern biotechnology can not only achieve the selection and clone, but also carry out breeding at the molecular level through gene editing technology.

In essence, there is no difference between traditional breeding and gene editing breeding. They are all changing at the level of genetic material DNA to cultivate new excellent breeds. However, editing breeding has shorter periodicity, less workload, and less dependence on resources. It can accurately predict the phenotype of offspring, with high selection efficiency and creativity. It can integrate the excellent quality among breeds.

 

It is known that horses are large animals and typical monogamous animals. Mares breed once a year. Horses can't breed until they are 4-5 years old, and the performance characteristics of horses can be judged stably only when they are about 8 years old. If traditional breeding methods are used, the randomness of character inheritance leads to the result that it takes more than one generation to cultivate a high-quality population and luck is also needed. Modern animal cloning technology has the characteristics of orientation and high efficiency in breeding. It helps us to get results that used to take the several generations faster and it meets the needs of the development of modern countries. For example, race horse cloning can help you breed horses with excellent characteristics.

 

If you wish to know about the cloned  race horses or horse cloning cost, please contact us, and we will provide you with high-quality services and technologies.

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美国作弊听证会是美国大学紧急申诉当中十分重要的组成部分。除此之外,同学们还需要准备面谈、申诉信沟通等材料。美国大学实行宽进严出的原则,十分注重学术诚信,作弊将有可能会被停学、开除,导致学生身份失效。今天求真老师就给大家科普下美国作弊听证会的知识以及我们应对的一些技巧。

听证会,大学中的 “模拟小法庭”

当遭遇美国大学作弊时,教授、学院以及学校都会和学生进行交谈。在事件的初期,求真老师们建议学生主动和教授取得联系,简单说明自己的情况,并最好能预约面谈详细解释,并准备好解释信。教授在听取学生的解释后,会多方面考虑,决定是否上报学校学术诚信委员会。如上报,委员会将在教授调查的基础上再次核实事件,并且调查陪审员会重点考量学生在大学作弊中违反的条例。

美国作弊听证会一般都会是美国大学紧急申诉的最后一个关键步骤,也是学生能否成功翻盘的关键。听证会是美国大学非常严肃的场合,类似于模拟小法庭。会上学生、教授及相关涉案人员陈述自己的立场。随后,学生和教授都会回答来自调查委员们的提问。最后,听证会主席会总结概述事件并且给出初步意见。在美国作弊听证会结束后,美国大学一般会在一到两周内通知学生最终的结果,且此结果一般不可再推翻。

应对听证会的一些小技巧

辅导培训听证会有超过十年经验的求真教育老师们提醒大家,遇到美国作弊听证会属于正常可控制范围,一定要沉着冷静,并且尽可能地现场参与。听证会一般只有一次机会,如果学生不参加,将被视为放弃,这会让学生在紧急应对中处于更加被动的状态。还有很多同学因为慌张,不知道在会上如何正确表述自己的观点,更有甚者与此前在教授处沟通的版本有很大的出入。求真教育就曾遇到过哥伦比亚大学的一名学生,因为陈述稿中有一个英文单词用得不恰当,最后被主席判定抄袭意图成立,无奈被学校开除。

另外,认不认错也是美国大学听证会当中十分重要的部分。如何合理解释阐述自己的行为,哪些地方需要认错都是有技巧的。求真教育建议同学们在老师们的指导下进行培训,并反复模拟听证会的场景,让自己做好充分的准备,才能打一场漂亮的翻身仗。

H同学:求真助力,成功逆袭美国大学听证会

H同学是迈阿密大学牛津分校化学工程专业的大一学生,因为在数学课期末考试中不小心带了纸条进入考场,被助教老师当场抓住。H同学低估了事件的严重性,教授与他进行面谈后,并不满意他的解释,最终上报学校。学校最终判处了H同学停学两个学期的处分。H同学听到消息后十分慌张,觉得自己没有办法合法留在美国了。

在网上找到求真教育老师后,老师们积极地和H同学做了详细的沟通,在帮忙准备申诉信的同时,帮他做了紧急转学的双保险。一旦之后的申诉结果不理想,H同学也不会黑在美国。求真戴老师指导他完成美国大学申诉信,并紧锣密鼓地准备美国作弊听证会的培训。终于,凭借着优异的申诉信以及听证会上合理清晰的解释,H同学的处分成功从停学两学期改为留学察看一学期。H同学十分感激求真团队老师们,让他能继续完成自己的美国留学梦想!

求真寄语

美国作弊听证会是大学紧急应对中的关键一环。同学们一定要寻找你身边的求真老师们进行帮助,提前做好充分的准备,才能最大程度降低自己的处分。求真教育拥有十年以上的紧急应对辅导经验,能够帮你成功走出困境,重新信心,完成美国大学学业。文章来源:https://indeededu.com

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代码抄袭

不论是在大学还是在科技公司中,听到 代码抄袭 四个字,编程者们都会如临大敌,心惊胆战。近年来,随着网络、科技的蓬勃发展,越来越多的留学生选择读计算机专业来更好地适应时代和就业市场。但是天下没有白吃的午餐,在求学过程中,他们也时常因为堆积如山的作业和项目而感到焦头烂额和毫无头绪。每每此时,难免会有一些学生抱着侥幸心理借鉴别的同学或是网上现成的代码来蒙混过关,然而一经发现,这些学生都面临轻则警告、重则退学的处分。那么,当你不管有心还是无意最后被教授判定代码抄袭,你应该怎么做呢?

求真案例

J同学是美国东部一所大学计算机专业的研究生,由于刚刚到美国学习,语言、生活环境都发生了巨大的改变。面对学习和生活的双重压力,J同学常常觉得力不从心,应接不暇。眼看着作业的Deadline逼近,J同学决定铤而走险,到网上查找相似题目的代码并进行改写,希望以此蒙混过关。

可是J同学显然低估了教授的火眼金睛,他的作业被判定抄袭,害怕被处分的他,慌慌张张地就去找教授辩解,试图否认抄袭,从而免除处分。然而事情却越来越糟,完全超出了J同学的心理预期和解决范围。于是他开始在网上大量寻找能解决此类问题的机构,逐一尝试沟通,最终在和求真教育的姚老师初次谈话之后,他决定相信求真教育的应对服务,让求真助他化险为夷。

求真助力

求真教育的姚老师在了解J同学的情况之后,对他的处境作出了专业分析和判断,同时安抚了J同学的焦虑情绪,让他对后续的流程做到心中有数。不仅如此,姚老师还指导J同学撰写完成了逻辑严密、思路清晰的申诉信,并且和他一起模拟与教授的谈话,使他在交谈过程中做到有条不紊。在准备充分之后,J同学和教授进行了第二次约谈。由于J同学认错态度良好,妥善地解释了抄袭的原因,并诚恳表示以后不会出现类似的问题,他最终得到了教授的谅解,减轻了处分。

求真寄语

也许大家都曾有过 “没关系,就这一次,应该不会被发现“ 的念头,然而有可能就是这一点小小的侥幸之心,会让你陷入“万劫不复”的境地。当你遇到学术不诚实危机,走投无路的时必记得向求真教育求助,我们会向你提供最专业的服务,帮你争取最轻的处分,为你的求学之路保驾护航!文章来源:https://indeededu.com

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SEED DRYING AND STORAGE

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The seed storage is usually in cold storage. The effectiveness of drying is the key to prolong storage life. Most seed-bearing plants will consider the room design with humidity control system which can make seeds tolerate the temperature; reduce the likelihood of germination, attacks by pathogens, insect infestation, discolouring and loss of freshness.

15 percent equilibrium relative humidity is the ideal level for Seed drying, the control of which normally should be carried out within 24 hours of harvesting. There are many seed drying methods including incubator drying, drying cabinets, desiccant drying and charcoal drying. With moderate quantities, you can install a dehumidified drying cabinet, which can reduce the moisture content to a safe level for sealed storage. And a dry room equipped with a desiccant dehumidifier for storage unit is the most appropriate drying method for drying large quantities of seeds. The benefits of a desiccant dehumidifier are the portability to move it around the room and its ability to operate efficiently in cool conditions.

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