极性相反,所以烧了无绳电话
把新旧电池接头比较一下就可以了。一般是红正黑负。
极性相反,所以烧了无绳电话
把新旧电池接头比较一下就可以了。一般是红正黑负。
•
Bingo, you are true genius
-longterminvestor-
♂
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()
01/21/2011 postreply
22:11:55
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