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2Â¥: Originally posted by chenzq1969 at 2012-10-06 20:31:22
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°Ë½äµÄСµÜ: ½ð±Ò+10, ¡ï¡ï¡ï¡ï¡ï×î¼Ñ´ð°¸, лл¡£ÁíÍâÇëÎÊÖªµÀÁíȡһ¶ÎÊÇÓÃ\\£¬µ«ÊÇÊǶ¥¸ñ£¬ÔõôʹµÃÇ°Ãæ¿ÕËĸö×Ö·ûÄØ£¿ 2012-10-06 21:06:33
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tuifeibc

½ð³æ (СÓÐÃûÆø)

\begin{equation}        
\label{eq:jaa}
\textrm{sech}
\end{equation}


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