本程序设计了一个最佳升余弦滚降系统，包括输入输出信号的波形、功率谱、眼图和系统误码率曲线-This procedure is designed or one of the best cosine roll-off system, including input and output signal waveform, power spectrum, eye diagram and BER curves
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.000948s ]
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:0.077369s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001454s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.002188s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001531s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.005605s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001531s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.007189s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.017751s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.002545s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 25345 [ RunTime:0.029654s ]
