估计脉冲响应程序，课程设计项目，类似试验报告，包括全部源程序代码，vc实现。-estimated impulse response procedures, curriculum design, similar to the test report, including all source code, vc achieve.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001312s ]
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:0.091488s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001267s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001991s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001248s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.004383s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001109s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003381s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.015235s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001415s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 297681 [ RunTime:0.004243s ]
