safety work

 
  • 技術保安,安全技術

safety work的用法和樣例:

例句

  1. The relevant safety technique and the safety operaional procedures in cyclopentane blowing process of rigid polyurethane foam are introduced.
    介紹了聚氨酯硬泡環戊烷發泡工藝中相關的安全技術和安全操作規程。
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