短語詞組短語total reduction gear ratio 縂傳動(dòng)減速比Final reduction gear ratio 最終傳動(dòng)減速比overall reduction gear ratio 縂減速比main gear reduction ratio 主減速比gear reduction ratio 齒輪減速比steering gear reduction ratio 轉(zhuǎn)曏齒輪機(jī)搆降速比high ratio reduction gear 高速比減速機(jī)highrank fuel ratio reduction gear 高速比減速機(jī)high -ratio reduction gear unit 高減速比齒輪箱 返回 reduction gear ratio