查询词典 mesophase

The carbonaceous alcosol and the silica alcosol were prepared respectively by using aqua-mesophase and tetraethoxysilane as starting materials. Then the two alcosols were mixed and dried in open air and under supercritical fluid conditions to form binary carbonaceous-silica xerogel powders and aerogel powders respectively.

以正硅酸乙酯和炭质水性中间相为原料，分别制得了炭质醇溶胶和硅醇溶胶，将二者进行混合后再利用常压干燥法和超临界流体干燥法分别制备了二元炭质-二氧化硅干凝胶和气凝胶粉末。

Moreover, the ester linkage bond and aryl arrangement in the mesogenic core also affected the mesophase behavior.

液晶核中的酯基桥键与组合方式也对单体的熔点和清亮点具有一定的影响。

Due to the quantum effect of nanocrystallites, the 〓/MCM-41 mesophase not onlydisplayed the characteristic narrow emission based on the f-〓 electronic transitions,but a wide emission band of the MCM-41 matrix.

在制膜的过程中，溶胶液的浓度、陈化时间、铺膜厚度、溶剂挥发速率以及基片的清洁度等因素直接影响到所得薄膜的质量，如透明性、均匀性和致密性等。

In order to control the structure of carbonaceous mesophase products, people are required to make clear of its formation mechanism.

为了控制炭质中间相产品的结构，需要对其形成机理进行深入的了解。

Factors influencing the formation and development of carbonaceous mesophase-Ⅱ.

影响炭质中间相形成和发展的因素-Ⅱ。

The complicated structures and various forms of carbonaceous mesophase make the raw materials and production process involved more complicated.

碳质中间相产品的结构复杂、形态各异，造成了生产这些产品涉及的原料和处理过程的多样化。

Carbonaceous mesophase is an excellent precursor for carbon materials, especially those with high additional value.

炭质中间相是制备炭材料，尤其是高附加值炭材料的优质前驱体。

The influence of varying the carbonization temperatures on the structure and properties of mesophase pitch-based carbon fibers has been studied.

对中间相沥青基炭纤维在炭化过程中结构与性能的变化规律进行了研究。

Since complex constitutes of raw material, various reactions and phases are involved in the process of mesophase evolution, we suggest that a given carbonaceous mesophase product should be manufactured by selecting raw materials and setting pyrocondensation conditions according to the specific requirement of the product, so that products with the best structure and performance could be obtained.

通过讨论指出，由于炭质中间相涉及的原料种类多样，热缩聚制备过程中涉及的反应、物相复杂，因此，在制备特定性能的产品时，应针对产品的特定性能要求来选择原料、设定热缩聚条件，以制得具有最佳结构和性能的产品。

It has been successfully applied in the fields of high-performance carbon fiber, needle coke used for ultrahigh power electrode, anode of rechargeable lithium-ion batteries, activated carbon with super-high surface area, catalyst supports and carbon foams、 In this paper, the effects of raw materials and pyrolysis conditions including heat-treatment temperature, pressure and time on the formation and development of carbonaceous mesophase were discussed in detail Since complex constitutes of raw material, various reactions and phases are involved in the process of mesophase evolution, we suggest that a given carbonaceous mesophase product should be manufactured by selecting raw materials and setting pyrocondensation conditions according to the specific requirement of the product, so that products with the best structure and performance could be obtained.

它在高性能炭纤维、超高功率电极用针状焦、锉离子二次电池负极、超高比表面积活性炭及催化剂载体、泡沫炭等领域得到了较好的应用。综述了原料和热缩聚条件对炭质中间相形成和发展的影响，这些影响因素包括原料的种类、热缩聚温度、反应压力和保温时间等。通过讨论指出，由于炭质中间相涉及的原料种类多样，热缩聚制备过程中涉及的反应、物相复杂，因此，在制备特定性能的产品时，应针对产品的特定性能要求来选择原料、设定热缩聚条件，以制得具有最佳结构和性能的产品。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐