pcb设计基础知识.htm

usb的协议的详细说明

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                  alt="2004年09月07日 12时04分50秒">2004-09-07</FONT>&nbsp;&nbsp;
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              class=blue><B>评：</B></FONT>Good!</TD></TR></TBODY></TABLE></TD></TR>
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                  alt="2004年09月07日 03时06分17秒">2004-09-07</FONT>&nbsp;&nbsp;
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            class=blue><B>评：</B></FONT>vb</TD></TR></TBODY></TABLE></TD></TR>
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                  alt="2004年09月06日 17时06分38秒">2004-09-06</FONT>&nbsp;&nbsp;
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              class=blue><B>评：</B></FONT>很具体，也很形象。值得学习</TD></TR></TBODY></TABLE></TD></TR>
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                  alt="2004年08月17日 11时52分50秒">2004-08-17</FONT>&nbsp;&nbsp;
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              class=blue><B>评：</B></FONT>谢谢了.</TD></TR></TBODY></TABLE></TD></TR>
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                  alt="2004年07月27日 12时05分42秒">2004-07-27</FONT>&nbsp;&nbsp;
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              class=blue><B>评：</B></FONT>太好了﹐謝謝﹗</TD></TR></TBODY></TABLE></TD></TR>
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                  alt="2004年07月16日 15时10分05秒">2004-07-16</FONT>&nbsp;&nbsp;
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                  class=blue><B>评：</B></FONT>真是辛苦斑竹了,能搜集到这么好的文章,感谢,感谢!<BR></TD></TR></TBODY></TABLE></TD></TR>
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