硅

Amyl cinnamate was synthesized from cinnamic acid and amyl alchol using tungstosilicic acid as catalyst.

以钨硅杂多酸为催化剂，通过桂皮酸和正戊醇酯化反应合成桂皮酸正戊酯，研究了各有关因素对桂皮酸酯化率的影响。

Analcite and hydrated calcium alumino-silicate are the major hydration products of the cement.

碱磷渣水泥的主要水化产物是水化硅酸钙、方沸石、水化硅铝酸钙。

Their material mainly composed of Proterozoic under the almond-shaped silicified andesite or trachyte.

其物质成分主要属下元古界硅化杏仁状安山岩或粗面岩。

The structure of synthetic silicides has been investigated with the analysis of channeled low angle emergence and TEM.

用掠角沟道技术和透射电子显微镜分析了这种硅化物的结构。

With the analysis of low angle emergence ,important information exposed from the depth profiles of atoms and lattice distortion in an implanted region would be used to study the synthesis of silicides.

掠角沟道技术有益于研究薄层硅化物的原子深度分布和品格缺陷密度分布。

In this paper, a new kind of bonded organic/inorganic hybrid NLO materials containing P-Nitro aniline was synthesized through sol-gel process by using alkoxysilane dye containing P-Nitro aniline and tetraethylorthosilicate as reactants.

以含对硝基苯胺生色团的烷氧基硅烷染料和正硅酸乙酯为原料，通过溶胶-凝胶法合成了含对硝基苯胺生色团的键合型有机/无机复合非线性光学材料。

The activity of the co-catalysts consisting of H form zeolites ( HY, H-β and HZSM-5) and SnO in the reaction of anisole with acetyl chloride mainly depended upon the SiO2/Al2O3 molar ratio of the zeolite used.

由H型沸石(HY和H-ZSM-5沸石)和SnO组成的复合催化剂在苯甲醚与乙酰氯的酰化反应中的催化活性主要取决于所用沸石的硅铝比。

The material for the encapsulation of the chip is anodic bonding of silicon and glass.

芯片的封装采用硅和玻璃的阳极键合而成。

The traditional ceramic semifinished materials are the aluminum silicate system, the production phase are mainly the mullite, the solid phase reaction temperature are quite high, generally in 1200℃ about; But after joining the wollastonite, turns the calcium silicate system, the high temperature resultant for the anorthite and the cristobalite, reduced the solid phase reaction temperature largely, approximately for 1000℃~1050℃, and the anorthite assumes acicular.

传统的陶瓷坯料为硅酸铝系统，生成的物相主要为莫来石，固相反应温度比较高，一般在1200℃左右；而加入硅灰石后变成硅酸钙系统，高温生成物为钙长石和方石英，大幅降低了固相反应温度，大约为1000℃～1050℃，且钙长石呈针状。

Results showed that when the particle size distribution of antifoam emulsion is in the range of 2~30μm,and D50 is in the range of 3~15μm,the antifoam emulsion has excellent breaking and inhibiting foam performance,temperature re.

制备了有机硅消泡剂乳液，探讨了乳液不同的粒径分布范围对消泡性能、耐高温稳定性和稀释稳定性等的影响，确定了合适的粒径范围。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。