高分子

In order to investigate the effects of thecomposition and structure of the conductive coordinative polymolecular compounds on theirconductivity,we choose the functional organic molecules that can form stable free-radicalions as the ligands,investigate the coordinative bridging interaction of the transition metals orrare earth ions with the ligands and the compositions and properties of the complexes.It willprovide scientific basis for the development and application of new conductive materials.

为了探讨和总结导电性配位高分子化合物的组成及结构与化合物导电性能的关系和规律，我们选择了能形成稳定自由基离子的功能性有机小分子化合物作为配体，研究它们与过渡金属离子及稀土离子的配位桥联作用以及有关配合物的组成和性质，从而为新型导电材料的开发和应用提供科学依据。

In order to provide an overall understanding on the basic theory and previous researches of wood chemical rheology, the author discusses some respects on the basis of the common knowledge of deformation and flow, which served as the foundation of wood chemical rheology. These respects include the results by Stein and Tobolsky, such as the correlation between the change of polymolecular structure and stress relaxation, the classification of physical rheology and chemical rheology, the difference between the research on wood chemical rheology and other methods, as well as a kind of non\|continuous method to measure stress relaxation proposed by Tobolsky \%et al.

为了使国内木材科学界对木材的化学流变学的基础理论及其研究概况有一个比较全面的了解，作者在归纳了作为建立木材的化学流变学基础的、关于变形和流动一般理论的基础上，就Stein 和Tobolsky基于高分子构造变化与应力松弛之间的对应关系，关于物理流变学和化学流变学的分类，化学流变学研究与其他方法的不同之处，Tobolsky等关于不连续应力松弛测定方法等内容做了比较详细系统的介绍。

X-ray diffraction,transmission electron microscopy, BET surface area measurement and thermal analysishave been used to determine the characteristics of the nanopowdered silver prepared by chemical reduction with the polymolecular protectant.

用X -射线衍射、透射电镜、比表面测定和热分析技术，对从高分子保护化学还原法制得的纳米Ag粉，做了相关的测定表征；从表观比热的测定结果探讨这一亚稳微晶体系在加热过程和热处理后所发生的各种变化。

The conductive coordinative polymolecular compounds,which contain thetransition metal ions〓and〓as central metal ions,transition metal ionsor rare earth ions as counter cations and〓or〓as ligand,have been synthesized.

合成出以过渡金属〓、〓、〓、〓和〓作为中心金属离子、过渡金属或稀土离子作为抗衡阳离子、有机小分子〓或〓作为配体的导电性配位高分子化合物，它们均为能在空气中稳定存在且难溶和难熔的无定形粉末状固体。

In this article, Polysilicate Aluminium Ferrric Sulphate was compounded. And a series of experiments were carried out to check its quality.

聚硅酸金属盐类无机高分子絮凝剂是当前用于给水和废水处理领域的新型高效水处理药剂。

A series inorganic high molecular flocculants zinc polysilicate is prepared by using polysilicic acid and zinc sulfate as raw materials.

以聚硅酸、硫酸锌为原料制备了系列无机高分子絮凝剂聚硅酸锌。

A new type of inorganic polymer coagulant polysilicate ferric was prepared by using blast furnace sludge as raw materials, it was used as coagulant in the treatment of dyeing wastewater.

以鼓风炉铁泥作原料，制备一种无机高分子混凝剂聚硅酸铁，并将其用于印染废水处理。

In order to match the requirements of water treatment engineering, considerable attention was paid to develop composite inorganic polymer flocculants during recent years, which are represented by polyaluminum silicate chloride, polysilicate ferrite and polysilicate ferric aluminum.

受水处理工程需要的牵引，以聚硅氯化铝、聚硅酸铁及聚硅酸铁铝为代表的三大类新型复合无机高分子絮凝剂的开发研制及应用研究近年来受到格外的关注，取得了不少新成果。

By knowing development situation domestically and abroad of coagulant, we have prepared two kinds of inorganic polymer flocculant which is polysilicic-acid containing aluminum sulfate and zinc sulfate and Polysilicic acid containing magnesium sulfate and zinc sulfate on the basis of preparing the polysilicic acid.

本文通过较全面的分析国内外絮凝剂的发展情况，在制备聚硅酸的基础上，制备了两种新型的锌系无机高分子絮凝剂(聚硅酸铝锌和聚硅酸锌镁)。

It was proved by IR spectroscopy that Zn2+ and hydrolyzed ion were chelated with polysilicic acid to produce the polymer of zinc-silicon. The reaction was not the simple physical blending,but the chemical reaction forming the inorganic polymer with special structure.

红外光谱证实了PZSS中Zn2+及水解Zn2+离子可与共存的聚硅酸起螯合反应生成锌硅聚合物，聚硅酸与Zn2+反应并不是单纯的物理混合加成作用，而是形成了具有特殊结构的无机高分子的化学反应，这种新型絮凝剂所具有的优良絮凝特性是由各物质间以化学作用为主的物理化学因素共同作用的结果。

In the negative and interrogative forms, of course, this is identical to the non-emphatic forms.

。但是，在否定句或疑问句里，这种带有"do"的方法表达的效果却没有什么强调的意思。

Go down on one's knees;kneel down

屈膝跪下。。。下跪祈祷