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標題: 水表 [打印本頁]

作者: carolfeeling 時間: 2008-10-8 02:34 PM 標題: 水表

这个水表可不是测量用水量的仪表，而是用水“驱动”的钟表。公仔箱論壇6 F; y" Z! |1 a2 I' ^
你只要按照说明向里面加入一些盐水即可驱动手表运转，而避免了使用电池带来的污染。

作者: limsp5 時間: 2008-10-8 11:26 PM

I remember a Korean who had invented a electricity generator using urine. I am sure it will work with brine.

作者: chea76 時間: 2008-10-9 11:24 AM

can save buying battery or using elect. but actually clock doesn't use much of battery... normally can already last for year or 2...

作者: shenngau 時間: 2008-10-9 11:56 AM

good idea...

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