![Image](/./qsource/plugin/uhome/template/assets/img/user_home_headerbg.jpg)
单面功放PCB
2008-4-11 08:59
- PCB技术
- 34
- 5026
![](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)
新手画图,多指教
2008-4-12 23:39
- PCB技术
- 14
- 2883
![](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)
自己画了张fpga图,新手,多多指教
2008-9-10 20:11
- PCB技术
- 10
- 2475
![](https://bbs.21ic.com/static/image/common/icon_quote_m_s.gif)
![](https://bbs.21ic.com/static/image/common/icon_quote_m_e.gif)
请问关于bottom solder和bottom paste层
2008-4-11 15:35
- PCB技术
- 4
- 18224
![](https://bbs.21ic.com/static/image/common/icon_quote_m_s.gif)
![](https://bbs.21ic.com/static/image/common/icon_quote_m_e.gif)
新手 新贴 新图(ARM7) 高手指点
2008-3-31 21:13
- PCB技术
- 16
- 2404
![](https://bbs.21ic.com/static/image/common/icon_quote_m_s.gif)
![](https://bbs.21ic.com/static/image/common/icon_quote_m_e.gif)
请教一下,外加工PCB要给他们加工厂发送什么类型的
2018-7-26 16:17
- PCB技术
- 7
- 2409
![](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
近期访客