材料

The results show that with the content of the synthetic compound increasing, the surface resistivity of PVC materials was decreased. When the content of the synthetic compound reached 4.5%, the surface resistivity of PVC materials was reduced below 3.0×108 ?.

结果表明：随合成长链季铵盐的添加量增大，PVC材料的表面电阻率降低，较小的添加量(4.5%)即可使材料的表面电阻率降低至3.0×108 Ω以下，达到了煤矿行业对高分子材料抗静电性能的要求。

BACKGROUND: The selection of scaffold materials is influenced by many factors, such as the implant vectors, the slow-release effect of the cytokines, the promotion effect on the growth of blood vessel, cartilage and bone after implantation, the suitable porosity, and three-dimensional structure as well.

背景：植入材料的载体作用、细胞因子的缓释作用以及植入后利于血管、软骨、骨的长入，适当的孔隙度及材料内部的三维结构都是影响支架材料选择的因素。

Then, the chemical compatibilities of the possible composition systems of the composite ceramic tool materials are computed and analyzed by means of the computer programming.

定性分析了复相陶瓷刀具材料的物理相容性，认为各组分材料的热膨胀系数和弹性模量的最优匹配，是获得同时具有较高的抗弯强度和断裂韧性的复相陶瓷刀具材料的必要条件之一。

This article summarizes recent progress in hybrid electroluminescent materials and hybrid liquid crystals based on POSS,and self-assembly behavior of POSS derivatives.

本文综述了近几年来POSS基有机/无机杂化的电致发光材料、液晶材料和POSS衍生物的自组装行为的研究进展，指出这类材料由于制作方便和热力学性能优良，在未来高科技领域中必有宽广的应用前景。

As a newfashioned environment friendly waterproof materials,styrene-acrylic copolymer emulsion/cement-based waterproof materials has excellent mechanical properties because it has rigidity of the cement and flexible of the polymer.

苯丙乳液/水泥基复合防水材料作为一种新型的环保型防水材料，结合了水泥的刚性和高分子材料的柔性，使其具有优良的力学性能。

Methyl methacrylate dental base resin was the most frequently used clinical dental base resin because of its good physical, chemical, mechanical and biological properties. Heat treatment was an indispensable step in the manufacturing of dentures with MMA base.

甲基丙烯酸甲酯义齿基托材料因其具有良好的理化、机械和生物性能及稳定的色泽、易于加工成型等诸多优越性一直被广泛应用，目前仍是临床上最常用的义齿基托材料，而加热聚合则是该材料固化不可缺少的步骤。

The development of low-tension fluorescence materials of Field Emission Display and nanometer zinc oxide have been briefly summarized in the paper . Zinc oxide was thought to be a good low-tension fluorescence materials .

本文简单总结了和场发射低压荧光材料研究现状和纳米氧化锌的研究进展，认为氧化锌是很有前途的一种低压荧光材料，但其作为低压荧光材料还需要很多的改进，最主要是粉体的表面形貌和发光效率及发光色纯度等。

SF and collagen films were treated by negative corona discharge, homothermal surface potential decay was tested to detect the charge stability. Result showed circums- tance humidity influenced severely the surface charge stability. There were polar groups on the surface after corona discharge, and hydrogen bonds existed between these groups. On the other hand, ATR-FTIR analysis indicated the conformation transition of SF was induced by strong electric field and a part of random coil conformation was converted into β-sheet structure.

采用自制的负电晕极化装置对丝素、胶原膜进行了表面处理，等温表面电位衰减法测试材料在不同环境中表面电位的变化，发现环境湿度对材料表面电荷稳定性的影响较大；XPS光谱分析表明材料表面有极性基团产生，这些基团之间有可能会形成氢键，同时ATR-FTIR分析表明丝素的构象在强电场的作用下发生了变化，由无规线团转变为β折叠结构。

Gain boundary is one of the most important defects in materials, especially in fine-grain materials. It is closely related to the mechanical, chemical and optical properties of materials.

晶界是多晶材料特别是细晶粒材料最重要的缺陷类型之一，与材料的力学性能、化学行为以及光学特性密切相关。

The latest advances in application of microwave technology in synthesising molecular sieves materials,removing template,loading active components and the application prospects of microwave to the studies of molecular sieves materials are reviewed.

综述了微波技术在分子筛材料的合成、模板剂脱除和分子筛材料负载活性组分中的应用，并对微波技术在分子筛材料研究领域的应用前景进行了展望。

In the United States, chronic alcoholism and hepatitis C are the most common ones.

在美国，慢性酒精中毒，肝炎是最常见的。

If you have any questions, you can contact me anytime.

如果有任何问题，你可以随时联系我。