stop check valve;nonreturn valve

同义词释义

1)stop check valve;non-return valve,切断式止回阀2)stop check valve,切断式止回阀3)Cutting,切断4)cut,切断5)cut-off,切断6)cut off,切断7)disconnection,切断8)cutting-out,切断9)disjunction,切断10)key off,切断