它是在一切万有心中的一个波动、一个震动、一个脉动。
It is a wave, a vibration, a pulsation at the very heart of the All That is.
为了可靠运行，必须降低转速的波动，即必须有效抑制负载转矩脉动和电机电磁转矩脉动带来的转速波动。
In order to have a reliable operation, must reduce the speed fluctuation, namely must effectively restrain the load torque ripple and motor electromagnetic torque ripple of speed fluctuation bring.
金融市场实质上包括一系列特定波动率的价格脉动。
Financial markets essentially comprise a series of impulses that produce price movements with specific rates of vibration.
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