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请教PROTEL99使用 元件库制作时,字母上面想要加横线怎么加
2014-4-15 23:07
- 电路赏析
- 26
- 11972
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普工都有5000元了,你信吗?
2011-3-8 08:26
- 创业|外包|承接
- 38
- 6576
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关键技术初具雏形 中国电动汽车展翅欲飞
2011-3-13 22:16
- 恩智浦半导体(NXP)
- 17
- 3136
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98年开始用protel,别的软件就是学不会,是不是老了?
2011-3-2 01:06
- PCB技术
- 20
- 4371
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本帖申请为精华,长期更新,从选芯片到成品设计讲解
2011-11-17 15:18
- 电源技术
- 77
- 10332
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直流大电流任何控制?
2011-2-28 08:37
- 电子技术交流论坛
- 7
- 2091
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USB怎么学
2011-4-22 20:23
- USB技术专区
- 16
- 3208
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有做伺服控制的吗?
2011-2-27 00:10
- DSP 技术
- 1
- 1906
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学完51后学什么
2011-9-19 09:28
- Megawin(笙泉)单片机
- 30
- 7282
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单片机入门开发板推荐
2011-3-1 14:58
- 侃单片机论坛
- 5
- 2423
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dsp2818fft程序
2011-4-2 19:24
- DSP 技术
- 6
- 2676
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给大家一个我认为挺好的PDF
2011-2-14 10:02
- PCB技术
- 192
- 25766
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请问多个单片机能否共用外部复位信号,要注意什么?
2009-7-28 22:23
- 侃单片机论坛
- 2
- 2008
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-10V~10V如何转换成0-5v
2011-11-30 11:26
- 模拟技术论坛
- 5
- 2354
关于电平转换:如何将0-10V电平转换为0-5V电平?
2009-8-4 11:01
- 新手园地
- 7
- 2517
瑞士研制真空管道汽车
2011-3-30 18:07
- 恩智浦半导体(NXP)
- 5
- 2516
2
3
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