电路分析及应用基础-畅读网

　　　　

电路分析及应用基础

作者：瞿晓

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mobi/epub/pdf/awz3

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科学技术 >> 工业技术

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内容简介:

本书基于应用型人才培养目标，根据工程教育认证的课程要求编写。教材采用线上与线下相结合的新形态数字模式，针对教师和学生都做了全方位的、丰富立体的配套资源，以方便教师教学和学生学习。本书可用作应用型本科院校或者高职专科学校的自动化、电气工程、信息电子、通信工程、计算机等专业的电路原理等课程的教材，也可以作为工程技术人员的函授教材或参考用书。

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SHOW FULL COLUMNS FROM `ls_nav` [ RunTime:0.025755s ]
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SELECT `id`,`name` FROM `ls_goods_category` WHERE `id` = 45 LIMIT 1 [ RunTime:0.001736s ]
SELECT `a`.*,`ap`.`width`,`ap`.`height` FROM `ls_ad` `a` INNER JOIN `ls_ad_position` `ap` ON `a`.`pid`=`ap`.`id` WHERE `pid` = 11 AND `ap`.`client` = '2' AND `a`.`status` = '1' AND `a`.`del` = '0' AND `ap`.`status` = '1' AND `ap`.`del` = '0' ORDER BY `sort` DESC,`id` DESC [ RunTime:0.006577s ]
SELECT `a`.*,`ap`.`width`,`ap`.`height` FROM `ls_ad` `a` INNER JOIN `ls_ad_position` `ap` ON `a`.`pid`=`ap`.`id` WHERE `pid` = 14 AND `ap`.`client` = '2' AND `a`.`status` = '1' AND `a`.`del` = '0' AND `ap`.`status` = '1' AND `ap`.`del` = '0' ORDER BY `sort` DESC,`id` DESC [ RunTime:0.003171s ]
SELECT * FROM `ls_goods` WHERE `del` = 0 AND `status` = 1 AND `create_time` <= 1772014473 ORDER BY `create_time` DESC LIMIT 5 [ RunTime:2.934633s ]

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