使用OPenGL完成的三维几何零件图形，软件开发语言为C＋＋，对于机械设计人员很有帮助。-completed using OpenGL 3D geometric parts graphics, software development languages as C++, for mechanical design staff helpful.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001210s ]
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:0.087549s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001804s ]
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SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.000962s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003083s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.000854s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003652s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.016255s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001198s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 88169 [ RunTime:0.017954s ]
