EPCS-500工控机主板是广州致远电子有限公司采用Intel EP80579做为处理器设计的工控机主板。该主板接口丰富，处理能力强大，支持Red Hat Enterprise Linux*5和Microsoft Windows XP* Embedded SP2等操作系统，可在-45°C～85°C工业级温度范围内稳定工作，可以满足各种苛刻环境，适用于工业控制，现场通信及轨道交通。
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001374s ]
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:0.102889s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.013236s ]
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SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001477s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003911s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.000922s ]
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SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.015562s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001096s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 560297 [ RunTime:0.047269s ]
