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lanlanzhu:[表情] 好厉害 (2014-01-05 21:25) f@Ve,i
phoenixzqy:把上学时候学的光学知识、数学知识结合到一块,就能计算出来了。常交流! (2014-01-05 22:17) cpBTi
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lanlanzhu:数学不好是硬伤啊···[表情] (2014-01-06 09:05) >&%#`PKT
y粟花:感谢楼主分享! (2014-01-06 15:08) I,W`s
doddshi:好文章,不错 (2014-01-06 22:28) wa~zb!y<
lanlanzhu:数学不好是硬伤啊···[表情] (2014-01-06 09:05) EI7n|X a1q