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hi, everyone. i read about the U calculation in Vlab's lecture. but i am not so clear. could anyone discrib it in more detail?<BR>
Lee <BR>
chungnam univerisity.<BR><br /><hr />使用新一代 Windows Live Messenger 轻松交流和共享！ <a href='http://im.live.cn/' target='_new'>立刻下载！</a></body>
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