... safety gripping gear ==> 安全夹 safety groove ==> 安全带,保险槽 safety ground ==> 安全接地 ...
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... 保险比 fuse 保险部 insurance division 保险槽 safety groove ...
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Principle of dry gas seal with screw groove type was introduced. It was applied in the centrifugal compressor to realize zero gas leakage. It has safety operation of the compressor group guaranteed.
介绍螺旋槽式干气密封的工作原理，通过在离心式压缩机上应用使瓦斯达到零泄漏，保证机组的安全操作与运行。
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