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dingniu2: »ØÌûÖö¥ 2014-12-14 11:59:16
We_must_know. We_will_know.
2Â¥2014-12-14 11:52:31
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2Â¥: Originally posted by hank612 at 2014-12-14 11:52:31
\frac{eg}{ab}=\frac{dg}{db}=\frac{cf}{cb}=\frac{hf}{ab}

3Â¥2014-12-14 12:00:16
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2Â¥: Originally posted by hank612 at 2014-12-14 11:52:31
\frac{eg}{ab}=\frac{dg}{db}=\frac{cf}{cb}=\frac{hf}{ab}

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