moving water 's energy is from?

回答: 潮汐发电guest0072010-05-26 17:53:47

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In the case of tidal power, -AnaZhang- 给 AnaZhang 发送悄悄话 AnaZhang 的博客首页 (259 bytes) () 05/27/2010 postreply 09:30:02

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