短語詞組短語transmission switch case 變速箱開關(guān)箱transmission test case 變速箱試驗(yàn)箱transmission gear case 變速器殼體transmission pump case 變速箱泵箱transmission case reservoir 變速箱油槽transmission case drain 變速箱排放transmission case flange 變速器殼體凸緣transmission case bore 變速箱孔transmission case group 變速箱組件 返回 transmission case