二氧化硅

Forming thick silicon dioxide films on silicon substrate is one of the most important and difficult processing.

在硅衬底上制备厚的二氧化硅膜是工艺难题之一。

As the principal component in glass, silicon dioxide was used as early as 5000 BC.

作为玻璃的主要成分，二氧化硅早在公元前5000年就被使用。

Crystal is silicon dioxide in ordinary temperature and pressure conditions, the crystals.

水晶是在二氧化硅在普通温压条件下的结晶体。

The structure and properties of silicon dioxide (both amorphous and crystalline states) play an important role in device applications.

因此，二氧化硅材料的结构和光学性能成为光电材料和器件开发应用的重要研究课题。

The method is to coat a wafer of silicon with a protective layer of silicon dioxide.

其方法是往硅片上涂上一层二氧化硅防护膜。

In this thesis, the method of nanoindentation experiment is adopted to conduct research on silicon dioxide thin f.

本文采用纳米压入实验的方法，分别对集成电路工艺中常用的二氧化硅薄膜、氮化硅薄膜和铜互连布线中常用的Cu/Ta/SiO_2/Si结构的多层薄膜进行了研究。

The lowest heat treatment temperature of forming crystal silicon dioxide is 450℃.

二氧化硅胶体粒子晶化的最低热处理温度应在450℃左右。

The chief byproduct of combustion is silicon dioxide.

燃烧的主要副产品是二氧化硅。

But the rocks of STONE 6, which were laced with silicon dioxide, remained solid.

但此次STONE 6实验使用的岩石因含有二氧化硅，并没有遭遇粉身碎骨的厄运。

Of particular note: Alkylated Silicates form Carbon Dioxide, water, Silicon Dioxide and Oxygen.

特别注意：烷基化硅酸盐形式二氧化碳，水，二氧化硅和氧。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。