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- UID
- 42461
- 帖子
- 74
- 主题
- 5
- 注册时间
- 2006-11-25
- 最后登录
- 2012-2-29
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367#
发表于 2009-2-2 03:06
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thanks to the author again!
i found it interesting, i tried to download these pdf documents in China but none of them worked, here i'm downloading them successfully in US, perhaps it's becoz that the author uploaded them outside China...
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