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http://163.17.190.118/~g98s5301/04.ppt

http://163.17.190.118/~g98s5302/04.ppt

http://163.17.190.118/~g98s5303/04.ppt

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http://163.17.190.118/~g98s5319/04.ppt

http://163.17.190.118/~g98s5320/04.ppt

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http://163.17.190.118/~g98s5322/04.ppt

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http://163.17.190.118/~g98s5330/04.ppt

http://163.17.190.118/~g98s5331/04.ppt

http://163.17.190.118/~g98s5332/04.ppt

http://163.17.190.118/~g98s5333/04.ppt