短語(yǔ)詞組短語(yǔ)planetary gear differential system 行星輪差速系統(tǒng)Planetary gear differential with disconnect 發(fā)明名稱(chēng)planetary differential gear train 封閉式差動(dòng)輪系differential planetary gear train 差動(dòng)輪系機(jī)搆;差動(dòng)周轉(zhuǎn)輪系;封閉行星傳動(dòng) 返回 planetary gear differential