基本解釋[交通運(yùn)輸工程]操作閥桿詞組短語(yǔ)短語(yǔ)throttle valve operating lever 節(jié)流閥操作桿control valve operating lever 控制閥操作桿;節(jié)制閥操作桿operating lever for reverse valve [鉄路]廻動(dòng)閥操縱杠桿operating valve lever更多詞組專業(yè)釋義交通運(yùn)輸工程操作閥桿