A、傳動(dòng)帶傳動(dòng) B、鏈傳動(dòng) C、齒輪傳動(dòng) D、蛇行傳動(dòng)帶傳動(dòng)
A、A對(duì) B、B對(duì) C、A、B都對(duì) D、都不對(duì)
A、1,0.02 B、0.5,0.01 C、0.5,0.02 D、1,0.01