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DXP2004中画PCB图时是否可以添加汉字?
2009-1-15 15:32
- PCB技术
- 6
- 5789
![](https://bbs.21ic.com/static/image/common/icon_quote_m_s.gif)
![](https://bbs.21ic.com/static/image/common/icon_quote_m_e.gif)
已删除了!!
2008-12-16 21:17
- 新手园地
- 10
- 1456
![](https://bbs.21ic.com/static/image/common/icon_quote_m_s.gif)
![](https://bbs.21ic.com/static/image/common/icon_quote_m_e.gif)
请教这个电感起什么作用呀?
2007-4-23 22:15
- 电路赏析
- 13
- 2044
![](https://bbs.21ic.com/static/image/common/icon_quote_m_s.gif)
![](https://bbs.21ic.com/static/image/common/icon_quote_m_e.gif)
发现美图:分立D类功放,
2021-1-16 16:01
- 电路赏析
- 72
- 21643
![](https://bbs.21ic.com/static/image/common/icon_quote_m_s.gif)
![](https://bbs.21ic.com/static/image/common/icon_quote_m_e.gif)
帮忙指点一下做数字频率计怎么做!
2011-7-7 17:39
- 侃单片机论坛
- 31
- 5208
![](https://bbs.21ic.com/static/image/common/icon_quote_m_s.gif)
![](https://bbs.21ic.com/static/image/common/icon_quote_m_e.gif)
555延迟电路问题
2008-8-18 10:31
- 模拟技术论坛
- 9
- 3133
![](https://bbs.21ic.com/static/image/common/icon_quote_m_s.gif)
![](https://bbs.21ic.com/static/image/common/icon_quote_m_e.gif)
请教二极管温度补偿电路
2020-3-26 15:01
- 模拟技术论坛
- 15
- 4729
![](https://bbs.21ic.com/static/image/common/icon_quote_m_s.gif)
![](https://bbs.21ic.com/static/image/common/icon_quote_m_e.gif)
菜鸟关于倍频跟分频的问题
2010-12-15 12:08
- 模拟技术论坛
- 4
- 2082
![](https://bbs.21ic.com/static/image/common/icon_quote_m_s.gif)
![](https://bbs.21ic.com/static/image/common/icon_quote_m_e.gif)
请教一个关于晶体管最基本的问题
2007-1-6 20:08
- 模拟技术论坛
- 2
- 3577
![](https://bbs.21ic.com/static/image/common/icon_quote_m_s.gif)
![](https://bbs.21ic.com/static/image/common/icon_quote_m_e.gif)
一个电路问题,(有图)
2007-2-6 10:54
- 模拟技术论坛
- 23
- 4974
![](https://bbs.21ic.com/static/image/common/icon_quote_m_s.gif)
![](https://bbs.21ic.com/static/image/common/icon_quote_m_e.gif)
关于机壳接地的电路,有点疑问!
2007-1-8 08:18
- 模拟技术论坛
- 7
- 3490
![](https://bbs.21ic.com/static/image/common/icon_quote_m_s.gif)
![](https://bbs.21ic.com/static/image/common/icon_quote_m_e.gif)
讨论一下电路
2007-1-16 17:09
- 模拟技术论坛
- 17
- 2955
![](https://bbs.21ic.com/static/image/common/icon_quote_m_s.gif)
![](https://bbs.21ic.com/static/image/common/icon_quote_m_e.gif)
求教
2007-4-6 21:17
- 侃单片机论坛
- 3
- 1253
![](https://bbs.21ic.com/static/image/common/icon_quote_m_s.gif)
![](https://bbs.21ic.com/static/image/common/icon_quote_m_e.gif)
2
3
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