ROV六自由度矩阵simulink模块，包括欧拉变换矩阵J(η)，惯性矩阵M；流体阻尼矩阵D(v)；向心力矩阵C(v)；重力及浮力产生的回复力矩阵G(v)；并且包含具体参数，其中参数来源于文献SOFTWARE FOR MODELLING AND SIMULATION OF A REMOTELY-OPERATED VEHICLE (ROV)
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001406s ]
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:0.101363s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001360s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001927s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001360s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003638s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001150s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003225s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.014964s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.002041s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 22122 [ RunTime:0.001329s ]
