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內阻已變大的電瓶再利用---改成LED手電筒 |
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發表於 2012-1-21 08:03:39
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發表於 2012-1-25 18:30:49
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發表於 2012-2-9 17:27:18
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發表於 2012-2-10 02:44:59
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發表於 2012-2-11 02:14:20
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