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  "pic_intro_new" => "数学公式 化学式 化学符号 算术 方程式 计算 符号 科学公式 无缝模式 数字 手绘图案符号 数学题 分子结构图 微积分 背景 底纹 矢量 底纹背景 底纹边框"
  "pic_intro_new_pinyin" => "shuxuegongshi huaxueshi huaxuefuhao suanshu fangchengshi jisuan fuhao kexuegongshi wufengmoshi shuzi5 shouhuituanfuhao shuxueti fenzijiegoutu weijifen beijing diwen1 shiliang1 diwenbeijing diwenbiankuang"
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  "pic_upload_ymd" => "2015-09-04 07:15:46"
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  "pic_extension_des" => "eps(cs2)"
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]