试映羊毛采用高纯石英制成，非常适用于进样口衬管。

Quartz Wool was made from high-purity quartz, extremely low in metallic oxide impurities.

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所以在每层材料放置好之后，氮氟化物就被泵进工作舱中并分散开来，释放出高活性的氟原子来清洁墙壁。

So after each layer is deposited, nitrogen fluoride is pumped into the chamber and is split to release highly reactive fluorine atoms that clean the walls.

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公司高管可以随心所欲地溜达进办公室或会议厅，只要他们乐意，迟到多久都没关系。而蓝领工人们只要犯了类似的错误就会受到惩处甚至被开除。

Senior executives would stroll into the office or into meetings as late as they pleased, but blue-collar workers were penalised or even fired if they committed similar offences.

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