backward action

• 1. 反向动作: reverse motion | reverse action | backward action
• 2. 反向动作螺管阀: reverse acting solenoid valve
• 3. 反向动作接点: reverse operating contact

更多释义

• 1.两刀架反向动作时，分别夹在刀片之间的多层钢筋被剪断。
  When two knife rests act towards opposite direction, the multi-layer reinforcing bars clipped respectively between the knife blades are cut off.
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• 2.讲弹簧机械正常的归零作用，同时要观察屏幕右上角的三角是否有反向动作。
  Stresses the normal return of the mechanical spring, while the upper right corner of the screen to observe whether the triangle has a reverse action.
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• 3.随着重量的转移，上半身也全部转动，你已经为反向动作作好准备，进行下杆。
  With the weight back and your upper body fully coiled, you're ready to reverse those actions and start the downswing.
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