查询词典 polymer

The extensive applications of the polymer materials necessitate people paying more and more attention to their strength and fracture properties.

聚合物材料的广泛应用迫使人们越来越重视它的强度和断裂性能。

Polypyrrole is a typical conductive polymer and is also the most studied and used one. It has the advantages of convenient synthesis, needlessness of hard acidic and alkali condition, low electro-polymerizing potential, good stability in air, high mechanical strength, low cost, and great electronic transport, photo-electricity and thermoelectricity properties.

聚吡咯是导电聚合物的典型代表，它具有合成方便、不需要强酸强碱环境、电聚合电位低、空气稳定性好、机械耐受性良好、成本较低、导电性、光电性、热电性较好等优点，是化学修饰电极中研究最多和应用最广的。

Chapter 2:Synthesis and selective recognition of neodymium ion-imprinted polymer particles.

第二章：钕离子印迹聚合物的合成及其吸附选择性研究。

In order to biofunctionlize polymer, polyethylene and carboxylated nitrile rubber were chosen as research objectives in this dissertation.

首次采用熔融共混法研究了PE-g-MAH/明胶共混体系的反应增容，并对共混物的相容性进行了表征。

The method for determination of acrylic nitrile and styrene monomer in polymer polyatomic alcohol by gas chromatography was introduced.

介绍采用气相色谱法测定聚合物多元醇中丙烯腈、苯乙烯单体含量的方法。

Two classes of specific binding sites in the polymer matrix were investigated by Scatchard analysis, which indicated that two kinds of complexes between functional monomers and templates were formed before the polymerization process. Comparing with the structure of TNT and acrylamide, one kind of complex between TNT and acrylamide was strongly charge-transfer complexing interaction by p-πcomplex between electron-rich amino group of acrylamide and electron-deficiecy-benzene ring of TNT, the other was hydrogen bonding interaction between amino group (-NH_2) of acrylamide molecule nitro group (-NO_2) of TNT.

Scatchard分析结果表明，在TNT印记聚合物微球中存在两类结合位点，这表明在聚合反应之前，TNT与功能单体丙烯酰胺分子之间存在两种不同类型的作用力而自组装成两类的模板分子-功能单体复合物，一类可能是由于富电子的丙烯酰胺和缺电子的TNT的苯环通过p-π配键而形成的电荷转移复合物，另一类可能是由于丙烯酰胺的胺基与TNT的硝基之间的氢键作用而形成的复合物。

As a result, a new component called nitrocellulose lead, a form of metallic polymer is thus formed.

在双基药中使用硝棉铅可以克服使用无机或有机的铅盐而导致制造火药工艺中的困难和成分的不均一性及燃烧的不稳定性。

In this thesis the dynamic property of viscoelastic damping material was first be explained on the basis of the characteristics of polymer molecular structure. The mathematical models describing the dynamic property of damping material were discussed and the nomogram curve-plotting program of damping property of material was compiled by Visual Basic language.

所以，研究粘弹阻尼结构的动态力学性能，首先要对材料阻尼性能的温度、频率依赖性进行准确的表征，进而才能探讨材料阻尼特性与结构动态力学性能之间的相关关系，以寻求抑制结构振动的内在规律。

In the model injected polymer solution in the hole is considered as non-Newtonian fluid, and variation of its velocity is also taken into account.

通过合理的边界条件，将三部分模型耦合起来，采用交替方向半隐式有限差分法求解建立的井下温度场模型。

One aspect that has not received a thorough investigation is the processing of the polymer between injection and the non-return valve.

而关于聚合物熔体在注射螺杆和止逆环之间的流动过程以及止逆环的设计对制品质量的影响等的研究涉及较少。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。