课程介绍
-
课程级别:
- 巩固与拔高
-
课程亮点:
- 夯实学科基础、查缺补漏、剖析重点、克服难点
-
适用对象:
- 高二,基础比较薄弱的同学
-
学习目标:
- 查缺补漏、夯实基础
-
学费:
- [在线1v1] 300元/节,40分钟/节,3节/次
[在线1v2] 250元/节,40分钟/节,3节/次
[面授1v1] 600元/小时,2小时/次
[面授1v2] 500元/小时,2小时/次
-
学习方式:
- 在线 1v1,1v2
面授 1v1,1v2
-
课程内容:
-
- 洛伦磁力溯源强化
- 带电粒子在磁场中的几何模型
- 动态圆与磁聚焦
- 带电粒子在复合场中的运动
- 组合场与常见仪器
- 磁通量与楞次定律
- 法拉第电磁感应定律
- 电磁感应定律的应用
- 感生感应与电路问题
- 电磁感应中的滑竿模型
- 电磁感应中的综合问题
- 交流电基础
- 变压器与远距离输电
- 交流电路
- 电磁介质
基本
文件
流程
错误
SQL
调试
- 请求信息 : 2026-04-12 00:25:17 HTTP/1.1 GET : http://m.demanfen.net/course_29.html
- 运行时间 : 0.086955s [ 吞吐率:11.50req/s ] 内存消耗:4,519.91kb 文件加载:135
- 查询信息 : 0 queries
- 缓存信息 : 0 reads,0 writes
- CONNECT:[ UseTime:0.001152s ] mysql:host=rm-2zeo5a9hfnzeb7934.mysql.rds.aliyuncs.com;port=3306;dbname=k12manfen;charset=utf8
- SHOW FULL COLUMNS FROM `courses` [ RunTime:0.001099s ]
- SELECT `id`,`title`,`course_type`,`teaching_type`,`subject`,`course_grade`,`learning_target`,`feature`,`enroll_description`,`target_description`,`teacher`,`course_plan`,`introduction`,`actual_price`,`picture`,`lesson_num`,`class_num`,`course_tag`,`course_price`,`description` FROM `courses` WHERE `id` = 29 LIMIT 1 [ RunTime:0.000602s ]
- SHOW FULL COLUMNS FROM `pictures` [ RunTime:0.000741s ]
- SELECT `id`,`path`,`osspath` FROM `pictures` WHERE `id` = 45 LIMIT 1 [ RunTime:0.000449s ]
- SHOW FULL COLUMNS FROM `news` [ RunTime:0.000829s ]
- UPDATE `news` SET `view` = `view` + 1 WHERE `id` = 29 [ RunTime:0.000927s ]
- SHOW FULL COLUMNS FROM `site_seo` [ RunTime:0.000785s ]
- SELECT `title`,`keywords`,`description` FROM `site_seo` WHERE `module` = 'm' AND `controller` = 'course' AND `action` = 'content' LIMIT 1 [ RunTime:0.000507s ]
- SELECT COUNT(*) AS think_count FROM `courses` WHERE `status` = 1 [ RunTime:0.000569s ]
- SELECT `id`,`title`,`course_type`,`teaching_type`,`subject`,`course_grade`,`enroll_description`,`target_description`,`actual_price`,`feature`,`picture`,`lesson_num`,`class_num`,`course_tag`,`learning_target` FROM `courses` WHERE `status` = 1 ORDER BY `course_grade`,`subject`,`course_type`,`teaching_type` DESC LIMIT 0,5 [ RunTime:0.000648s ]
- SELECT `id`,`path`,`osspath` FROM `pictures` WHERE `id` = 21 LIMIT 1 [ RunTime:0.000462s ]
- SELECT `id`,`path`,`osspath` FROM `pictures` WHERE `id` = 21 LIMIT 1 [ RunTime:0.000407s ]
- SELECT `id`,`path`,`osspath` FROM `pictures` WHERE `id` = 21 LIMIT 1 [ RunTime:0.000382s ]
- SELECT `id`,`path`,`osspath` FROM `pictures` WHERE `id` = 21 LIMIT 1 [ RunTime:0.000401s ]
- SELECT `id`,`path`,`osspath` FROM `pictures` WHERE `id` = 21 LIMIT 1 [ RunTime:0.000449s ]
- SHOW FULL COLUMNS FROM `news_data` [ RunTime:0.000826s ]
- SELECT COUNT(*) AS think_count FROM `news` [ RunTime:0.000464s ]
- SELECT `id`,`title`,`description`,`keywords`,`cover`,`view`,`updatetime`,`tags` FROM `news` ORDER BY `view` DESC LIMIT 0,6 [ RunTime:0.000508s ]

0.094764s