短語詞組短語differential pinion -shaft 差速器主齒輪軸;差速器鎖止機(jī)構(gòu)pinion drive shaft 小齒輪傳動軸pinion quill shaft 小齒輪套筒軸drive pinion and shaft 主動小齒輪及軸pinion input shaft 輸入齒輪軸pinion gear shaft 小齒輪軸planet pinion shaft 行星軸axle drive pinion shaft 車軸主動小齒輪軸carrier pinion shaft 支承架小齒輪軸 返回 pinion shaft