vc写的电压数据采集的程序，对电压数据采集有参考，台湾凌华公司的，有问题的一起交流。-vc wrote voltage data collection procedures, data collection has a reference voltage, Taiwan Adlink company, has problems with the exchange.
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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:0.090425s ]
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SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001059s ]
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SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001108s ]
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