随遇平衡
suí yù píng héng
- neutral equilibrium;indifferent equilibrium;neutral balance
随遇平衡
随遇平衡[suí yù píng héng]
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自行车脚蹬曲柄在自由状态时，曲柄处于随遇平衡，产生人机干扰。
The bicycles pedal cranks keep indifferent equilibrium state when they stay in the free state , so that they can bring about disturbance between people and machines .
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在AB范围内，这个平衡既不是稳定平衡也不是不稳定平衡，这就是为什么叫做随遇平衡的原因。
In the range AB , the equilibrium is neither stable nor unstable , that is why it is called neutral equilibrium .
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平衡起重机在理论上可以做到随遇平衡，但在实际应用中，由于存在失衡力，常产生滑行现象，并且在改变伸臂幅度时比较费力。
Theoretically , the balance crane can attain casual equilibrium state , but in practice , owing to the existence of out-of-balance force , slippage often occurs , and it is difficult to alter arm extent range .