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各位大哥,帮忙推荐几个IC资料查询的网站吧
2008-2-12 22:07
- PCB技术
- 7
- 1957
![](https://bbs.21ic.com/static/image/common/icon_quote_m_s.gif)
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新画的arm板,欢迎拍砖
2008-3-11 11:13
- PCB技术
- 35
- 5252
![](https://bbs.21ic.com/static/image/common/icon_quote_m_s.gif)
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新画的PCB图,求大侠批评!
2007-9-11 18:58
- PCB技术
- 79
- 8969
![](https://bbs.21ic.com/static/image/common/icon_quote_m_s.gif)
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![](https://bbs.21ic.com/static/image/common/icon_quote_m_s.gif)
![](https://bbs.21ic.com/static/image/common/icon_quote_m_e.gif)
这样布线不知道有没有干扰
2007-6-14 17:24
- PCB技术
- 15
- 2530
![](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)
大家好,帮我看个图
2007-5-30 16:39
- PCB技术
- 23
- 3644
![](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)
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有个小问题谢谢
2007-5-27 16:08
- PCB技术
- 2
- 1780
![](https://bbs.21ic.com/static/image/common/icon_quote_m_s.gif)
![](https://bbs.21ic.com/static/image/common/icon_quote_m_e.gif)
PROTEL布板
2007-5-27 22:31
- PCB技术
- 5
- 2080
![](https://bbs.21ic.com/static/image/common/icon_quote_m_s.gif)
![](https://bbs.21ic.com/static/image/common/icon_quote_m_e.gif)
各位帮忙布局我的扳子
2007-5-27 22:35
- PCB技术
- 16
- 2252
![](https://bbs.21ic.com/static/image/common/icon_quote_m_s.gif)
![](https://bbs.21ic.com/static/image/common/icon_quote_m_e.gif)
问个电路板布线问题
2007-5-27 20:43
- PCB技术
- 3
- 1844
![](https://bbs.21ic.com/static/image/common/icon_quote_m_s.gif)
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2
3
近期访客