采用热压注工艺成型氧化硅基陶瓷型芯。
Abstract :The silica based ceramic cores were formed by hot pressure molding method.
使用有限元方法分析了硅基二氧化硅波导的两种偏振补偿方法的可行性。
Two kinds of polarization compensation ways for silica waveguide on silicon are analyzed by finite element method.
但由于乙烯基酯树脂的高化学极性，用普通增稠剂和亲水性气相法二氧化硅对其实现很好的流变性控制是相当困难的。
Due to the high polarity of vinyl ester chemistry, it is known to be difficult to control the rheology with normal thickening additives or hydrophilic fumed silica.
主要研究工作包括以下几个方面：采用两步法将可聚合的乙烯基单体键接到二氧化硅纳米粒子表面合成大分子单体。
The main contents were as follows: Two-stage process has been developed to synthesize the macromonomer through surface-modification of silica with polymerizable vinyl groups.
采用聚乙烯醇（ PVA）为基料，用纳米二氧化硅对其进行改性，制备出了成本低、无毒、 水溶性的乒乓球拍胶粘剂。
The adhesive of table tennis racket which was solubility was produced by modified PVA using nano-silica.
碳化硅基陶瓷是应用于高温工作环境下的理想材料，但其高温氧化影响了它的进一步应用。
Silicon carbide based ceramics are promising materials applied in high-temperature environments. But their further application is limited by oxidation in high temperature.
HILIC的固定相主要是极性物质，比如二氧化硅、氰基、氨基、二醇等。
Stationary phase is a POLAR material such as silica, cyano, amino, diol, etc.
HILIC的固定相主要是极性物质，比如二氧化硅、氰基、氨基、二醇等。
Stationary phase is a POLAR material such as silica, cyano, amino, diol, etc.
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