handle lever

基本解释

Smooth lever handle automatically self-latches.
光滑的杠杠手柄可以自动锁闭。
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Valves may be operated manually, either by a handle , lever or pedal.
阀门可手动操作，或者通过一个手柄，手柄或踏板。
The valve may be padlocked in any one of the positions including opened or closed by virtue of a locking hole located in the handle and lever.
通过手柄和杠杆上的定位孔，阀门可以被锁定在开启与关闭之间的任何位置。