限壓閥彈簧 pressure-limiting valve spring: 限壓閥彈簧limiting valve spring: 限壓閥彈簧; 限制閥簧adjustable pressure limiting valve: 活動(dòng)式汽閥; 可調(diào)限壓閥limiting pressure closing valve: 超壓切斷閥oil pressure limiting valve: 限壓閥下載手機(jī)詞典可隨時(shí)隨地查詞查翻譯