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帮忙分析一下这个顶级低功耗4-20mA电路
2012-5-13 19:18
- 电路赏析
- 45
- 9949
![](https://bbs.21ic.com/static/image/common/icon_quote_m_s.gif)
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CAN隔离多点数据采集系统开发,有没有人愿意帮助开发,酬
2008-2-10 00:27
- 仪器仪表
- 10
- 1706
![](https://bbs.21ic.com/static/image/common/icon_quote_m_s.gif)
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4~20mA的模拟型、LCD型、LED型表头,价钱大约是多少钱一个?
2007-11-27 23:04
- 仪器仪表
- 8
- 1707
![](https://bbs.21ic.com/static/image/common/icon_quote_m_s.gif)
![](https://bbs.21ic.com/static/image/common/icon_quote_m_e.gif)
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