无线通信经典书籍,作者David.Tse为UC-Berkeley教授,内定为下一代通信学界接班人,与他的学生(UIUC副教授)合著,工科通信专业研究生必备参考书.-Fundamentals of wireless communications, a typicall book among the best-seller in communication areas
文 件 列 表
David.Tse_Fundamentals of Wireless Communication_pp.1-647.pdf
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.003741s ]
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:0.133487s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.002024s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.002096s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.002625s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.004061s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.002304s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.004932s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.024185s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.003290s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 162862 [ RunTime:0.001429s ]
