noun
数据来源:WordNet
Marine flanged cast iron single arrangement suction stop box valve
GB/T1854-1993船用法兰铸铁单排吸入截止阀箱
Pump stop , they would first close the discharge stop valve , and switch to a complete halt until pump suction stop valve was closed .
泵停车时,应先关闭排出停止阀,并待泵完全停转后关闭吸入停止阀。