<?xml version="1.0" encoding="gb2312"?><rss version="2.0"><channel><title>高手PCB讨论Rss订阅 -- EDN电子设计技术</title><link></link><description></description><language>zh-cn</language><generator>Goodspeed Rss</generator><ttl>5</ttl><pubDate>Sun, 23 Nov 2008 17:30:32 GMT</pubDate><category></category><copyright></copyright><docs></docs><item><title>[转帖]protel元件封装总结</title><pubDate>Fri, 20 Jun 2008 14:26:00 GMT</pubDate><link>http://group.ednchina.com/879/11299.aspx</link><description>[转帖]protel元件封装总结   零件封装是指实际零件焊接到电路板时所指示的外观和焊点的位置。是纯粹的空间概念.因此不同的元件可共用同一零件封装，同种元件也可有不同的零件封装。像电阻，有传统的针插式，这种元件体积较大，电路板必须钻孔才能安置元件，完成钻孔后，插入元件，再过锡炉或喷锡（也可手焊），</description><comments></comments><guid>http://group.ednchina.com/879/11299.aspx</guid><category></category><author>echo2005</author></item><item><title>protel99se秘籍</title><pubDate>Fri, 20 Jun 2008 14:26:00 GMT</pubDate><link>http://group.ednchina.com/879/11298.aspx</link><description>protel99se秘籍 protel99se秘籍！ 1. 安装Protel99SE Access Code: Y7ZP-5QQG-ZWSF-K858 安装完后，版本为：Version 6.0.4 Service Pack 2 注意：Protel99SE在局域网内使用时，会不定时地跳出一个讨厌的对话</description><comments></comments><guid>http://group.ednchina.com/879/11298.aspx</guid><category></category><author>echo2005</author></item><item><title>pads 2007删除铺铜</title><pubDate>Sat, 31 May 2008 16:49:00 GMT</pubDate><link>http://group.ednchina.com/879/10788.aspx</link><description>在pads 2007 LAYOUT中如何删除铺铜?</description><comments></comments><guid>http://group.ednchina.com/879/10788.aspx</guid><category></category><author>wangfujian</author></item><item><title>pads 与 PROTEL 使用者的转换</title><pubDate>Sat, 31 May 2008 13:39:00 GMT</pubDate><link>http://group.ednchina.com/879/10785.aspx</link><description></description><comments></comments><guid>http://group.ednchina.com/879/10785.aspx</guid><category></category><author>wangfujian</author></item><item><title>SMT生产用PCB排版工艺技术规范</title><pubDate>Wed, 28 May 2008 15:50:00 GMT</pubDate><link>http://group.ednchina.com/879/10719.aspx</link><description>先介绍一下SMT生产用PCB排版工艺技术规范;希望大家踊跃加入!</description><comments></comments><guid>http://group.ednchina.com/879/10719.aspx</guid><category></category><author>wangfujian</author></item></channel></rss>