By adjusting the governor, Watt could vary the steam engine to run at any rate.

 
  • 通過(guò)對這個(gè)控制回路進(jìn)行調整,瓦特就能夠任意改變蒸汽機的轉速。
今日熱詞
目錄 附錄 查詞歷史
国内精品美女A∨在线播放xuan