He is adamant that this is not a perpetual motion machine, and does not violate the law of conservation of momentum because different reference frames apply to the drive and the waves within it.

他坚持认为这并非永动机，也没有违反能量守恒定律，因为驱动器和里面的微波使用不同的坐标系。

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To organize the publicity drive for the awareness of energy resource conservation, comprehensive utilization and recycle economy;

组织开展能源资源节约、综合利用和循环经济宣传工作。

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The flow conservation law of belt drive is introduced and the conclusion that the tension difference between the tighten belt and the looser leads to speed difference is proved.

介绍了皮带流量守恒定律，根据此定律论证了皮带松紧边拉力差导致速度差这一结论。

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