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發(fā)布時(shí)間: 2023-1-5 14:54
正文摘要:電池圍成一圈,,就能讓硬幣動(dòng)起來,,我物理沒學(xué)好,這是什么原理,? - K: _$ l8 a, W0 E2 i# X( U% b% g9 n 6 O- k) h3 E; k, W: q 0 N# l, z8 h- e6 }) g |
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