main relief valve 中文意思是什麼
main relief valve
解釋
轉向溢流閥-
There have long been question regarding whether or not an fcc main fractionator needs relief valve protection for anything except some smaller events, like steam ? out or fire
關於是否要fcc標準下主分餾器的的電子管來保護除了像蒸汽或爐火等一類的小事件之外的器件,已經成為了一個長期爭論的問題。 -
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。 -
An o - ring seals the relief valve body to the main housing
用一個o形環密封安全閥閥體與主外殼。
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