惯性导航误差分析程序可以做误差曲线图像，可以模拟真实系统的误差特性-Inertial navigation error analysis program can make the error curve of the image, you can simulate the real system error characteristic
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.002004s ]
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:0.091593s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.002400s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.002367s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.002156s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003718s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.002008s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003377s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.016829s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.002681s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 8237 [ RunTime:0.001161s ]
