压柄式放泄阀 squeeze grip type release valve
曲柄压力机 crank press ; knuckle-joint press ; pressescrank ; presses,crank
无曲柄压力机 crankless press
曲柄压机 toggle lever press ; toggle joint press
液压刀柄 HYDRAULIC CHUCK
四曲柄压力机 four crank press
单曲柄压力机 single crank press
两点式无曲柄压力机 double crankless press
曲柄式挤压机 crank-type extrusion press
管路上的各种阀门在安装前要拆开清洗，检查阀柄是否灵活，并经试压不漏后方可安装。
Take apart all valves along the pipeline for washing before installation, check whether valve handles are flexible. The valves can be installed after passing the pressure test.
柄和休息能有一个微小的小腊烛，因此，一经他们适当地被压，他们将会难以分开。
The lug and recess can have a slight taper, so once they are pressed in place, they will be difficult to separate.
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