air break switch造句

例句与造句

1. The manual polemount rp switch is g w s most cost effective alternative to traditional gang - operated air break switches
   配备电子控制器时， rp附有电机启动器，便于控制电源失去后手动操作。
2. It's difficult to find air break switch in a sentence. 用air break switch造句挺难的