这是一个信号发生器，相信对经常从事测试信号处理的人士来说应该不陌生，该信号发生器采用先进的dspbuilder进行建模，既简洁又实用。
-This is a signal generator, I believe that the regular signal processing involved in testing those who should not be unfamiliar, the signal generator uses advanced modeling dspbuilder both concise and practical.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.002234s ]
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:0.101297s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001054s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001316s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001051s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003226s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001878s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003693s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.015572s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001166s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 204872 [ RunTime:0.014607s ]
