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ת×Ô£ºhttp://nedvedheqing.javaeye.com/blog/383506
1. PHPÀ©Õ¹
JpGraph£ºhttp://www.aditus.nu/jpgraph/
ChartDirector£ºhttp://www.advsofteng.com/
2. JavaScript
Flot (http://code.google.com/p/flot/
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