短語詞組短語return piston stroke 活塞回程return n stroke 逆行return -stroke time 返回行程時間return of stroke 行程換向two return -stroke waveforms 雙回?fù)綦妶?/li>lightning return -stroke model 雷電回?fù)裟Ｐ?/li>cancel return stroke standard 取消回程規(guī)范Slide return stroke speed 滑塊回程速度 返回 return stroke