The bottom end of the shaft has a worm gear that rotates as the wheel is turned.

 
  • 轉向軸的底端有一個(gè)蝸輪傳動(dòng)裝置,當蝸輪傳動(dòng)裝置轉動(dòng)時(shí),帶動(dòng)車(chē)輪轉動(dòng)。
今日熱詞
目錄 附錄 查詞歷史
国内精品美女A∨在线播放xuan