单片机51控制的红外线遥控小车（原创），使用普通电视机遥控器遥控。含详细DOC说明文件和程序。-infrared remote control car (original), the use of ordinary TV remote control. DOC with detailed documentation and procedures.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001147s ]
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:0.076368s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001237s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001293s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001053s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003465s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.000928s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.007207s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.014748s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001150s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 312406 [ RunTime:0.013405s ]
