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兩勺鹽一碗水點(diǎn)亮手提燈

發(fā)布時(shí)間：2015-08-03 02:18:44 來(lái)源：科技日?qǐng)?bào) 作者：佚名責(zé)任編輯：羅伯特

　　■炫技術(shù)

　　基于賈法尼電池(Galvanic Cell)，這盞手提燈僅需要一碗清水、兩勺鹽即可正常運(yùn)作8小時(shí)之久，其陽(yáng)極棒有效期6個(gè)月，相比較于蠟燭或煤油燈，要節(jié)約方便太多，而且輸出的電流還能用來(lái)手機(jī)充電，對(duì)于資源匱乏地區(qū)簡(jiǎn)直算是個(gè)好消息。

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