auto-relief valve 中文意思是什麼
auto-relief valve
解釋
自動減壓閥-
There shall be semi - auto change over system in the gas yard and main pressure valve and relief valves should be located outside the lab building
安裝半自動轉換閥控制氣瓶更換,主要的控制閥門和減壓閥門都安裝在實驗室外。
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