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公共开发实验室--针对想接私活开发的朋友!
2010-5-11 13:17
- 创业|外包|承接
- 52
- 10631
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给网上找活干的说两句
2008-7-22 16:10
- 创业|外包|承接
- 27
- 7582
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★纯粹的创业话题,关于PCB咨询服务★
2008-6-18 18:27
- 创业|外包|承接
- 29
- 6510
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建议楼主先看看有关**
2007-7-21 16:47
- 通信技术
- 19
- 7035
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关于RF的通信速率与距离!
2007-7-17 08:36
- 通信技术
- 4
- 1447
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求教:gps模块的选择
2007-6-29 21:51
- 通信技术
- 5
- 2072
![](https://bbs.21ic.com/static/image/common/icon_quote_m_s.gif)
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GPRS电源问题
2007-4-20 18:08
- 通信技术
- 14
- 2592
![](https://bbs.21ic.com/static/image/common/icon_quote_m_s.gif)
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电路仿照软件有用吗?你做电路时用它仿真吗?
2007-4-21 13:37
- 电子技术交流论坛
- 5
- 1977
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这是什么仿真图?
2007-4-25 21:10
- 电子技术交流论坛
- 15
- 2289
![](https://bbs.21ic.com/static/image/common/icon_quote_m_s.gif)
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借个人气问一下,我在上海期望值可以放在多少,谢谢
2007-4-11 08:01
- ARM技术论坛
- 15
- 2217
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大家还记得这篇**吗?呵呵,突然想起来的
2007-4-12 13:10
- ARM技术论坛
- 29
- 4474
![](https://bbs.21ic.com/static/image/common/icon_quote_m_s.gif)
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RF接收端的天线匹配如何调试?
2007-4-11 10:32
- 通信技术
- 25
- 7063
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请问手机的外壳是金属的,那他是怎样保证天线的辐射性能
2007-4-18 19:04
- 电子技术交流论坛
- 13
- 2166
![](https://bbs.21ic.com/static/image/common/icon_quote_m_s.gif)
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求教使用高频VCO过程中的其他频率干扰问题
2007-4-6 21:28
- 通信技术
- 2
- 1616
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关于CC1020的接收灵敏度问题(请各位大虾赐教)
2007-4-2 10:56
- 通信技术
- 7
- 2276
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手机信号满格却通不了电话
2008-6-8 22:22
- 通信技术
- 3
- 1354
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请教怎能快速学会看英文技术手册的方**
2007-4-21 13:27
- 电子技术交流论坛
- 6
- 1999
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21ic为什么不搞一个虚拟仪器版面呀?
2008-6-24 23:16
- 21ic投诉|建议|站务
- 3
- 1202
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2
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