片语
rack and pinion mechanism齿条
rack & pinion steering变形;随风飘;小步跑
rack and pinion drive齿条
Rack and pinion jacks齿轮千斤顶
rack and pinion adjustments粗调装置
rack and pinion gear齿条与小齿轮传动装置
Rack&Pinion变形;随风飘;小步跑
rack and pinion engagement齿轮齿条啮合
Rack and pinion railway齿轨铁路