采用ATMEGA48设计制作低成本高精度的数字温度计，采用C语言设计开发源代码。-ATMEGA48 design using low-cost high-precision digital thermometer, design and development using C language source code.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001289s ]
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:0.105650s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.003995s ]
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SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001515s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.005491s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001158s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.007220s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.038578s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.003190s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 184876 [ RunTime:0.228417s ]
