片语
layshaft副轴
countershaft pulley副轴滑轮
transmission countershaft传动箱中间轴
countershaft unit中间轴
rotary countershaft转盘传动轴
countershaft bracket副轴托架
countershaft housing传动轴套简
countershaft axle副轴
Countershaft bearing天轴轴承
countershaft assembly中间轴总成
auxiliary shaft副轴;辅助竖井