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这是一种悲哀
2015-7-29 11:25
- 情感婚姻研习社
- 20
- 1777
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稳压电源和运放
2015-7-28 19:47
- 电子技术交流论坛
- 6
- 1274
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这是什么元件
2015-7-30 14:02
- 新手园地
- 36
- 3894
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MIC音频采集电路,新手求教大神啊
2020-6-18 11:25
- 电子技术交流论坛
- 30
- 7227
![](https://bbs.21ic.com/static/image/common/icon_quote_m_s.gif)
![](https://bbs.21ic.com/static/image/common/icon_quote_m_e.gif)
2015经济形势,搞金融的分析下
2015-12-14 09:00
- 职场生活
- 18
- 1766
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![](https://bbs.21ic.com/static/image/common/icon_quote_m_e.gif)
大电流升压给打印机供电
2015-7-24 10:05
- 模拟技术论坛
- 13
- 1378
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![](https://bbs.21ic.com/static/image/common/icon_quote_m_e.gif)
正式开工了,发几张我的小办公室照片
2015-8-27 20:29
- 机器人
- 148
- 17883
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妻弟经常来我家正常吗 ?
2015-8-9 12:32
- 情感婚姻研习社
- 61
- 7795
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稳压二极管
2015-7-26 14:49
- 模拟技术论坛
- 71
- 6216
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![](https://bbs.21ic.com/static/image/common/icon_quote_m_e.gif)
人应该要有一点感恩的心:致派发“五毛”帽的各位
2015-7-20 01:03
- 回收站
- 127
- 3323
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如何成为一名合格的硬件工程师
2015-8-29 09:38
- 电子技术交流论坛
- 23
- 6050
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这个电路接上双向可控硅,打开后电路打火
2015-7-15 09:00
- 电子技术交流论坛
- 20
- 3068
![](https://bbs.21ic.com/static/image/common/icon_quote_m_s.gif)
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新手画图求指导
2017-3-29 14:01
- PCB技术
- 14
- 1136
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大家给点意见是转行呢还是不转行呢???
2015-7-10 09:57
- 职场生活
- 37
- 5446
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