... 活塞下部泵作用 PUP (= piston underside pumping) 跳动阀 puppet valve 1扩力装置2复滑车组 purchase ...
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短语
跳动阀门
jump valve
跳动停汽阀机构
trip cut-off valve gear
跳动套筒阀
sleeve puppet valve
阀片跳动
[机]
valve flutter
;
valve flutter valve bounce
阀针跳动
[机]
needle hammer
;
hammering needle hammer
主配压阀跳动
jumping of main distributing valve
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