It is pointed that in determinable character of hand operating torque by comparison with electric oper ation.An improvement method is given.

　
英 美
  • 通過(guò)與電動(dòng)操作比較，提出了手動(dòng)操作過(guò)扭矩的非定量性質(zhì)，同時(shí)給出解決這一問(wèn)題的辦法。
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