mechanical

• Heat is thereby converted into mechanical energy of the piston .
  热由此转换成活塞的机械能。
• An electric motor turns electrical energy into mechanical energy .
  电动机把电能转换成机械能。
• Every bit of mechanical energy expended reappears as heat .
  所消耗的每一点机械能都再现为热能。
• Mechanical power can be transmitted for hundreds of miles .
  机械动力可以被传递到数百英里之外。
• Solids have rigidity, fixed shape, and mechanical strength .
  固体具有刚性、一定的形状和机械强度。
• A common purely mechanical integrator is the disk-roller type .
  通用的纯粹机械的积分器是圆盘滚柱型。
• The economy is not a mechanical device but a living organism .
  经济不是一套机械装置，而是活的有机体。
• The mechanical advantage of the machine is: (600n/150)=4 .
  机器的机械效益是：（600牛顿150牛顿）4。
• We must supplement human perception by mechanical devices .
  我们必须利用机械设备来弥补人类感知的不足。
• A common example of mechanical resonance is provided by pushing a swing .
  荡秋千，是熟知的机械共振的例子。