高分子

Enzyme catalyzed synthesis of polyesters is an eco-friendly and effective technique.

酶催化聚合是合成环境友好高分子聚合物的有效方法之一。

Aliphatic polyesters, one of most promising biodegradable polymers, have been studied extensively and intensively due to their good biocompatibility and biodegradability, and they have found their applications in the fields of biomedical materials, drug delivery systems, packaging materials, agriculture, and so on.

脂肪族聚酯具有良好的生物相容性和可生物降解性，在生物医用、药物传输、包装、农业等领域得到了广泛而深入的研究，是一类极具发展前景的高分子材料。

In this paper, based on the tight-binding Su-Schrieffer-Heeger model and by using a nonadiabatic molecular dynamic method, we investigated some unclear problems of polymers in details, such as polaron dynamic properties in different systems, the inelastic scattering processes of oppositely charged polarons driven by an external electric field,and the influence of electron-electron interactions on the dynamics of a charge polaron in conjugated polymers.

本论文基于一维紧束缚的Su-Schrieffer-Heeger模型，采用非绝热的分子动力学的方法，针对高分子聚合物中一些尚未清楚的问题，如极化子在不同体系中的动力学性质、正负极化子的非弹性散射过程，以及电子-电子相互作用对极化子动力学性质的影响等问题进行了较详细的研究。

The ammonia is a kind of alkaline gas, it may make chemical responses with organic compounds in the polarizers, result in the polarizers' fast disability.

氨气是一种碱性气体，可能会与偏振片中的有机高分子成分发生化学反应，导致偏振片快速老化。

Meanwhile according to the pour point depressant synergism's principle, we compounded EVA with polymer surface active agent.

同时根据降凝剂协同作用的原理，对其与高分子表面活性剂进行了复配实验。

In the study of modern preparations of TCM PVA,as film material of membrane and pellicles,is very promising owing to its easy forming and excellent toughness.

PVA作为巴布膏剂和凝胶剂的高分子基质，既能承载药物，又能改善制剂的使用和工艺性能，是一种优良的药物载体。

Under water pelletizing system could be used to process most polymers, especially for some special materials that could not be pelletized by other kinds of pelletizing systems, such as TPU, TPV etc.

水下切粒系统可以适用于绝大部分高分子材料加工应用，尤其是其他切粒系统无法适用的一些特殊物料如TPU、TPV等。

The results indicated that PELA with 10％ content and Mw=6000 of PEG was the most suitable as a carrier for protein delivery systems.

在此基础上，率先考察了酸性、中性和碱性降解介质对PELA蛋白微球体外降解的影响，结果表明PELA是对环境介质pH值较敏感的高分子材料。

The properties of these three PAMs were studied,that were used to treat suspendings and COD of the waste water.

聚丙烯酰胺是一种有机高分子絮凝剂，在废水处理中日益得到广泛应用[1]。

The poled polymer film has it's important position on nonlinear optic (such as harmonic generate, optical parameter oscillator) for it's high nonlinear, high damage threshold with quasi phase matching technology.

而极化高分子膜则更进一步克服了一般有机材料不易晶体化等缺点，结合准相位匹配技术，使得它在光学非线性领域（如光学倍频、参量振荡等）有着重要的一席之地。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。