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关注：1
2013-05-23 12:21
求翻译：17号发光二极管是有正负极之分的，他们在检测的时候却把它的极性给弄反。是什么意思？ 待解决
 悬赏分：1
- 离问题结束还有
17号发光二极管是有正负极之分的，他们在检测的时候却把它的极性给弄反。
问题补充： |
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2013-05-23 12:21:38
Light-emitting diodes 17 are positive and negative points , and they put it deceives the anti- polarity detection time .
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2013-05-23 12:23:18
17 No. 2 light emitting diode is a positive and negative pole of the, in which they test it to its very nature to it.
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2013-05-23 12:24:58
17 light emitter diodes have positively and negatively extremely divide, they in examination time for makes actually its polarity instead.
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2013-05-23 12:26:38
17th light emitting diodes are positive and negative points, blew it when they detect the polarity reversed.
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2013-05-23 12:28:18
正在翻译，请等待...
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