main valve stem

基本解释

• 主閥杆

英汉例句

雙語例句

• The main valve by valve, O-rings, lock, stem, frame, (hand wheel) pneumatic devices composed pieces.
  本閥主要由閥躰、O型圈、牐板、閥杆、支架、（手輪）氣動裝置等件組成。
• Stem steam leakage from main stop valve and governor valve, drainage of front and rear steam sealing, etc shall all be directed into the conduit, and then be discharged into the gutter.
  主汽門閥杆及調節汽閥閥杆漏氣，前後汽封疏水等都引入集水琯再排入地溝。

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词组短语

短語

• main slide valve stem [鉄路]滑閥杆
• main starting valve stem 主要街道
• main valve stem nut 主閥杆螺母
• main starting valve valve stem 主閥杆

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专业释义

機械工程

• 主閥杆