n.浮球控制安全閥 float-operated relief valve: 浮球控制安全閥float operated valve: 浮波閥; 浮筒司動(dòng)閥float-operated valve: 浮動(dòng)閥; 浮球閥direct-operated relief valve: 直接作用式安全閥flat-operated relief valve: 浮筒操縱安全閥下載手機(jī)詞典可隨時(shí)隨地查詞查翻譯
