基本解釋[交通運輸工程]轉(zhuǎn)閥詞組短語短語float -switch controlled rotary-spool valve 浮動開關(guān)控制的鏇轉(zhuǎn)滑閥rotary spool valve更多詞組專業(yè)釋義交通運輸工程轉(zhuǎn)閥