在基础冲击加速度作用下,被隔离设备的冲击动态响应计算,包括绝对加速度、相对速度、相对加速度和相对位移-In the basic shock acceleration under the impact of equipment be quarantined for calculating the dynamic response, including the absolute acceleration, relative velocity, relative acceleration and relative displacement
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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:0.092665s ]
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SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.002149s ]
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SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.002217s ]
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SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.002592s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 210890 [ RunTime:0.001183s ]