风能发电那得有风才行,没风就挂了,不如沼气发电
所有跟帖:
• 怎么会没有风?大气在流动哟~@~ -^3.1415926^- ♀ (0 bytes) () 03/31/2011 postreply 11:23:00
• 怎么会没有风?大气在流动哟~@~ -^3.1415926^- ♀ (0 bytes) () 03/31/2011 postreply 11:23:00
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