查询词典 sic

DISPERSOID AND SiC PARTICULATE STRENGTHENED Al COMPOSITES Ⅱ.

弥散质点和SiC颗粒复合强化Al基复合材料Ⅱ。

SiC is a very promising material for high temperature, high power, high frequency, and radiation application because of its superior properties such as wide band gap, high critical breakdown field, high thermal conductivity and high saturation electron drift velocity.

SiC材料具有宽禁带、高临界击穿电场、高热导率、高载流子饱和漂移速度等优良特性，这些特性决定了它在高温、大功率、高频和抗辐照等方面的有着广泛的应用前景。

It is abserved that eutectic Si phases are found to be nucleated by the surface of SiC particles.

在研究中还发现，SiC颗粒可以作为共晶硅异质生核的衬底。

There are three time sections for SiC-Si3N4 firebrick processing in electrical resistance furnace, which is called heating, chemical reaction-sintering and cooling section.

电窑中SiC-Si3N4耐火砖的烧制过程按时间可分为三个阶段，即加热阶段、化学反应－烧结及冷却阶段。

The urea-formal dehyde resin, polyurethane resin and SiC sand were used to modify the furan resin sand respectively.

分别采用脲醛树脂、聚氨酯及SiC原砂作添加剂，对呋喃树脂砂进行改性。

In this article, irradiation effects of GaN and 6H-SiC have been studied.

本文对GaN和6H-SiC的辐照效应进行了研究。

Helicon wave plasma; nc-SiC; energy gap characteristics

螺旋波等离子体；纳米SiC；能带特性

With oxalic acid and hexamethylenetetramine as the catalysts, and phenolic resin and tetraethoxysilane as the starting materials, a two-step sol-gel processing is developed for preparing Si〓N〓/SiC precursors with homogeneous microstructure composed of nanometer sized particles.

用草酸和六次甲基四胺为催化剂，酚醛树脂和正硅酸乙脂为原料，探索出了制备结构均匀而精细的Si〓N〓／SiC前驱体的溶胶—凝胶两步法。

To minimize the contamination of detrimental elements such as sulfurand chlorine, a two-step sol-gel process was successfully developed to synthesize SiC precursors with oxalic acid and hexamethylenetetramine HMTA as the catalysts, which are free of sulfur and chlorine. Tetraethoxysilane TEOS and phenolic resin were used as the silicon source and carbon source, respectively.

为了尽量减少硫、氯等有害元素的含量，本文用不含有害元素的草酸和六次甲基四胺HMTA为催化剂，正硅酸乙酯TEOS为硅源，酚醛树脂为碳源，成功探索出了制备SiC前驱体的两步法溶胶-凝胶工艺。

The thermodynamics and dynamics mechanism of stirring process was introduced on the basis of some experiments. A composite with homogeneous distribution of 10μm SiC in the AZ91 matrix was gotten.

在实验基础上建立了搅拌混合过程的动力学和热力学机制，制备了一种颗粒分布均匀的SiC/AZ91镁基复合材料。

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。