请问用普通打印机如何双面打印

页面:/news/view-1830498/ | 耗时:0.9994 s | 内存:1.89 MB | 查询:4 | 缓存读取:4 写入:0 | 加载文件:23
select * from tbl_Articles WHERE ArticleID=1830498 LIMIT 0,1
select * from tbl_Articles_data WHERE ArticleID=1830498 LIMIT 0,1
select * from tbl_Articles_sphinx where id=1830498 LIMIT 0,1
SELECT ArticleID,Title FROM tbl_Articles WHERE ArticleID IN(3406329,1122256,1061832,1062538,1079255,1128445,1125060,1041719,685452,1615325,1093799,135815,2266410,463842,1113127,286693,2158099,1106994,1671983,1104965,1096613,1114686,3360297,2384245,1114540,1070262,1080443,1830498,2985840,1075660) ORDER BY field (ArticleID,3406329,1122256,1061832,1062538,1079255,1128445,1125060,1041719,685452,1615325,1093799,135815,2266410,463842,1113127,286693,2158099,1106994,1671983,1104965,1096613,1114686,3360297,2384245,1114540,1070262,1080443,1830498,2985840,1075660)