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中国物理学界对于永动机的态度:维持现状 the perpeyual motion machine was condemned to death 170 years ago! at present there is no theory to support perpeyual motion machine . perhaps 2000 years later this machine might be created
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中国物理学界对于永动机的态度:维持现状 the perpeyual motion machine was condemned to death 170 years ago! at present there is no theory to support perpeyual motion machine . perhaps 2000 years later this machine might be created
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这方面的实验其实很容易做,你可以重复一下,或者改进一下。 中国物理学界对于永动机的态度:维持现状 |