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低价出售顶级电路设计教学视频,看了学不会,全额退款!话费充值;软件代理,有需要的朋友千万别错过! http://xiqiwu.taobao.com/ QQ:1173593314第一次画PCB请高手指点一下!!
2011-10-13 17:42
- PCB技术
- 10
- 1850
![](https://bbs.21ic.com/static/image/common/icon_quote_m_s.gif)
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哪位高手能帮我把图片中图用protel画一遍吗?
2011-9-29 10:37
- PCB技术
- 32
- 4359
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AD 目前最稳定的版本是哪个啊?
2011-8-25 08:52
- PCB技术
- 18
- 5923
![](https://bbs.21ic.com/static/image/common/icon_quote_m_s.gif)
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Protel99SE常见问题及解决办法
2011-8-7 19:29
- PCB技术
- 10
- 2047
![](https://bbs.21ic.com/static/image/common/icon_quote_m_s.gif)
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大家讨论下学习pcb设计要注意哪些?
2011-6-17 20:13
- PCB技术
- 2
- 1555
![](https://bbs.21ic.com/static/image/common/icon_quote_m_s.gif)
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关于protel99与protel DXP的比较
2011-6-17 18:40
- PCB技术
- 8
- 2862
![](https://bbs.21ic.com/static/image/common/icon_quote_m_s.gif)
![](https://bbs.21ic.com/static/image/common/icon_quote_m_e.gif)
海量在线视频教程 申请加精
2011-6-18 13:15
- 新手园地
- 4
- 1677
![](https://bbs.21ic.com/static/image/common/icon_quote_m_s.gif)
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新人报到
2011-6-16 23:42
- 新手园地
- 5
- 1195
![](https://bbs.21ic.com/static/image/common/icon_quote_m_s.gif)
![](https://bbs.21ic.com/static/image/common/icon_quote_m_e.gif)
射极偏置电路求解
2011-6-16 23:45
- 新手园地
- 16
- 2297
![](https://bbs.21ic.com/static/image/common/icon_quote_m_s.gif)
![](https://bbs.21ic.com/static/image/common/icon_quote_m_e.gif)
求原理图
2011-6-17 18:42
- 新手园地
- 9
- 1342
![](https://bbs.21ic.com/static/image/common/icon_quote_m_s.gif)
![](https://bbs.21ic.com/static/image/common/icon_quote_m_e.gif)
想diy个电脑关机后,自动关闭交流电源的东东。
2011-6-14 16:57
- 电子技术交流论坛
- 32
- 4740
![](https://bbs.21ic.com/static/image/common/icon_quote_m_s.gif)
![](https://bbs.21ic.com/static/image/common/icon_quote_m_e.gif)
![](https://bbs.21ic.com/static/image/common/icon_quote_m_s.gif)
![](https://bbs.21ic.com/static/image/common/icon_quote_m_e.gif)
![](https://bbs.21ic.com/static/image/common/icon_quote_m_s.gif)
![](https://bbs.21ic.com/static/image/common/icon_quote_m_e.gif)
各种电路设计总结
2024-6-19 13:55
- 电路赏析
- 1208
- 210725
![](https://bbs.21ic.com/static/image/common/icon_quote_m_s.gif)
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进口PCB线路板布局欣赏
2014-7-28 23:00
- 电路赏析
- 209
- 44210
![](https://bbs.21ic.com/static/image/common/icon_quote_m_s.gif)
![](https://bbs.21ic.com/static/image/common/icon_quote_m_e.gif)
求SI7884DP的封装
2011-6-9 14:56
- PCB技术
- 4
- 2583
![](https://bbs.21ic.com/static/image/common/icon_quote_m_s.gif)
![](https://bbs.21ic.com/static/image/common/icon_quote_m_e.gif)
pcb怎样绘锯齿状的放电尘端
2011-6-8 21:11
- PCB技术
- 7
- 6892
![](https://bbs.21ic.com/static/image/common/icon_quote_m_s.gif)
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新手请教
2011-6-17 19:55
- 新手园地
- 17
- 1828
![](https://bbs.21ic.com/static/image/common/icon_quote_m_s.gif)
![](https://bbs.21ic.com/static/image/common/icon_quote_m_e.gif)
帮忙看看我画的PCB吧,我不知道电源线怎么处理
2011-6-8 21:19
- PCB技术
- 3
- 1804
![](https://bbs.21ic.com/static/image/common/icon_quote_m_s.gif)
![](https://bbs.21ic.com/static/image/common/icon_quote_m_e.gif)
大家好我是新人,请多多指教
2011-6-17 18:51
- 新手园地
- 6
- 1343
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