safety flap

 
       
  • 安全瓣,安全節氣門

safety flap的用法和樣例:

例句

  1. For added safety there is a built-in thermal fuse and a flow restrictor which prevents an uncontrolled drop in pressure in the event that one of the supply lines becomes damaged.
    為增加安全性,建有熱保險和流體節氣門,防止某供應線路損壞時壓力自由的下降。
今日熱詞
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