protection cup

 
  • 護檔,防護罩

protection cup的用法和樣例:

例句

  1. The machine is protected by safety protection mantles and there are locking devices to insure the safety operating and the reliabillity of the machine.
    機器各部均有安全防護罩保護,并有連鎖裝置,確保安全可靠。
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