All pipe lines, valves, and nozzles shall be isolated from the atmosphere by a blank, pipe cap, or plug when not being used.

当不在操作使用时，所有管线、阀门、和喷嘴应用盲板、管帽、或塞子使其和大气隔开。

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The waste liquid eductor of the flow cytometry comprises a waste liquid discharge pipe, a first branch pipe, a second branch pipe and a pressure fluctuation isolated unit;

该流式细胞仪 的废液排放装置包括废液排放管、第一支管、第二支管和压力波动隔离单 元；

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Russia's space agency chief said the August rocket failure was an "isolated" glitch caused by a fuel pipe blockage.

BBC: Russia resumes manned Soyuz flights after crash