一滴水足以點亮100盞小LED燈 (VIDEO)
Caption
透過水滴發電機可產生超過140V電壓,一滴水足以點亮100盞小LED燈。
Credit
香港城市大學 / 《自然》
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City University of Hong Kong
透過水滴發電機可產生超過140V電壓,一滴水足以點亮100盞小LED燈。
香港城市大學 / 《自然》
The video can only be used with appropriate caption and credit.
Licensed content
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