相位测量仪的几种方案设计，可供参考，如有需要，就快快下吧-Phase-measuring instrument designed several programs available for reference, if necessary, as soon as possible, are you on
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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:0.092074s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001153s ]
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SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001113s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003389s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001064s ]
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SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001281s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 172786 [ RunTime:0.014055s ]
