这是基于4*4键盘，及液晶的菜单设计，菜单内容包括波形、峰峰值和频率。-This is based on the 4* 4 keyboard, and LCD menu design, menu content, including waveform, peak-to-peak and frequency.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001422s ]
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:0.124520s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001183s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.002027s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001309s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003881s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001122s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003385s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.015825s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001514s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 235681 [ RunTime:0.001282s ]
