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1·The chemical contents in the sand quartz has reached national standards of silicon raw material for plate glass production after combined treating by magnetic separation plus diluted acid dipping.

采用磁选分离法+稀酸浸泡法联合处理后，使该地石英砂的化学成分达到了优质的生产平板玻璃用硅质原料的国家标准。

2·A method for designing compound achromatic wave plate made of mica and quartz is presented.

本文给出了一种利用云母、石英材料设计复合式消色差波片的方法。

3·Alternatively, calibration may be checked using a Polarization Reference Standard, which consists of a plate of quartz mounted in a holder perpendicular to the light path.

或者，校准可以通过使用一个偏振标准品来进行，该标准品由一片装在垂直于右侧通道的架子上的石英构成。

4·The experiment study on cementation between fiber and concrete face plate was finished by using composite cementation material which was composed of EP_6A, cement and quartz sand.

采用ep—6a、水泥、石英砂调配的复合胶粘材料进行光纤与混凝土的胶结实验研究。

5·The quartz glass plate having a large area can be utilized, in a light cleaning device, as a window partitioning a light source section and a cleaning chamber.

所述大面积石英玻璃片可用在光清洁设备中作为隔开光源部分和清洁室的窗口。

6·A spectroscopic method to determine thickness of quartz wave plate is presented. The method is based on chromatic polarization interferometry.

本文基于色偏振干涉原理，提出了一种测量石英波片厚度的光谱测量方法。