短語詞組短語transmission planetary gear shaft 變速箱行星齒輪軸transmission transfer gear 變速箱傳動齒輪final transmission ring gear 終傳動齒圈transmission countershaft gear 變速箱中間軸齒輪transmission drive gear shaft 變速器主動齒輪軸transmission output gear 變速箱輸出齒輪transmission reverse gear 變速器倒檔齒輪;傳動箱倒檔齒輪transmission output gear group 變速箱輸出齒輪組automatic transmission planetary gear 自動變速器行星齒輪 返回 transmission gear