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  "pic_intro" => "历史答题卡样本 历史 答题卡 CDR 矢量图 考试 学校 设计 其他 图片素材"
  "pic_intro_new" => "历史 答题卡 样本 矢量图 考试 学校"
  "pic_intro_new_pinyin" => "lishi datika yangben shiliangtu kaoshi xuexiao"
  "pic_category_id" => 418
  "pic_category_parent" => 232
  "pic_category_top" => 2
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  "pic_upload_ymd" => "2018-11-04 14:54:45"
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  "pic_preview_list_width" => 600
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  "pic_extension_des" => "cdr"
  "pic_color_mode" => ""
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]