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节能环保是现在的热门话题,大家都在尝试各种方法把浪费的能量重新利用起来,于是有热心人士咨询道:水电站能利用河流发电,那我们能不能用家里的水龙头来做同样的事呢?反正不管拧开水龙头后干什么,水都会哗啦啦地流掉(当然,停水例外),如果能用这股水流发电,岂不美哉?嗯,这个想法确实挺美。在一些国家和地区也有不少类似的尝试,比如将人行走时对路面产生的压力转换成电力。与这种使用
Energy conservation and environmental protection is a hot topic nowadays. Everyone is trying various ways to reuse the wasted energy. There are enthusiastic counselors: Hydropower stations can use rivers to generate electricity. Can we do the same thing at home? Anyway, no matter what you do after unscrewing the faucet, the water will be crashed out (of course there is no water exception). If you can use this stream of water to generate electricity, would not it be beautiful? Well, this idea is really pretty. In some countries and regions, there are quite a few similar attempts, such as converting people’s pressure on pavements into electricity when walking. With this use