你不可能有的CAD读写程序，主要用于打开CAD产生的各种文件，如：dwg,dwf等，可以提取图章信息-You can not have program for reading CAD,but you can open all kinds of files made by CAD, such as dwg,dwf etc. you get the information of picture
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001376s ]
SELECT `a`.`aid`,`a`.`title`,`a`.`create_time`,`m`.`username` FROM `jrk_downrecords` `a` INNER JOIN `jrk_member` `m` ON `a`.`uid`=`m`.`id` WHERE `a`.`status` = 1 GROUP BY `a`.`aid` ORDER BY `a`.`create_time` DESC LIMIT 10 [ RunTime:0.090129s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001295s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001917s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001277s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003744s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001135s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003242s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.015337s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001513s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 315190 [ RunTime:0.001381s ]
