阀门中英文对照表, ... 回座压力 Re-seating pressure of a safety valve 活塞?减压阀 Piston reducing valve 活塞式阀 piston valve ...
基于4个网页-相关网页
短语
活塞式减压阀
Piston reducing valve
;
Piston reducing vakve
活塞昵减压阀
Piston reducing valve
活塞暱减压阀
Piston reducing valve
活塞式减压阀壳体
shell of piston pressure reducing values