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【祈福】让我们一起祈福,愿iC921安息
2013-1-31 17:12
- 21ic投诉|建议|站务
- 282
- 23094
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请教一个PADS Logic的问题,如何设置元件参数
2008-1-6 21:52
- PCB技术
- 7
- 5542
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谁用过SOT-89这个PCB封装啊
2010-3-18 14:00
- PCB技术
- 15
- 9532
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帮忙看看这个图谢谢
2007-11-23 20:53
- 通信技术
- 8
- 2232
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是否有能解DTMF码的MODEM?
2007-11-3 13:19
- 通信技术
- 10
- 3531
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布板时关于元件标号的大小的修改
2007-11-8 13:25
- PCB技术
- 5
- 4160
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powerpcb中怎么怎么放置元器件啊?
2007-4-11 13:36
- PCB技术
- 2
- 3384
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做板一般发什么文件给pcb厂家
2011-9-29 10:59
- PCB技术
- 13
- 7174
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