安全与舒适指南
HP发行关于计算机使用方面正确的工作台设置、姿势以及健康
和工作习惯等方面的指导。-safety and comfort HP issued guidelines on the use of computer workstations to the correct settings, posture and the health and work habits of the guidance.
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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:0.129933s ]
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SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.002314s ]
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SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.004415s ]
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SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001213s ]
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