在单文档界面下，
点击菜单，画出otdr曲线。并对曲线添加高斯噪声。其中含工具条的使用。-documents in a single interface, click on the menu, paint otdr curve. Also adding Gaussian noise curve. Inclusive of the tools used.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001302s ]
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:0.094732s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001335s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.002045s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001281s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003687s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001084s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003311s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.015340s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001556s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 322409 [ RunTime:0.001393s ]
