簧控制閥 spring controlled valve: 彈簧控制閥spring-controlled float valve: 彈簧操縱撫spring-valve controlled hydraulic brake: 彈簧活門(mén)控制液壓制退機(jī)controlled valve: 可控閥spring valve: 彈簧閥; 彈簧活門(mén); 氣門(mén)彈簧下載手機(jī)詞典可隨時(shí)隨地查詞查翻譯