可以设置温度报警上下限。具有输出脉冲脉宽可调节的数字温控仪。-Temperature alarm can be set upper and lower limits. The output pulse width can be adjusted with a digital temperature controller.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.002248s ]
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:0.086344s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.002415s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001974s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.002317s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003777s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.002070s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003195s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.014725s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.002485s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 198257 [ RunTime:0.001225s ]
