400-060-0105

西门子200SMART培训

西门子200SMART培训

授课机构: 东莞技高自动化

上课地点: 校区地址

成交/评价:

联系电话: 400-060-0105

西门子200SMART培训课程详情

一、培训时间

每日早9:00到晚21:00,(随到随学,学习时间自由,更有周末班和业余班)。

小班制教学:我们承诺一对一辅导,一对一教学,严格人手一台设备,您的学习质量。

二、优惠活动

1.赠送电气制图课程 

2.加500元赠送价值800元的电工上岗证(全国通用),让您持证上岗,工作无忧。

三、基础班

1.电工基础知识 (针对没有电工基础学员)

2.电工基本电工元件介绍

3.电机拖动原理

4.配线原理及接线实操

第1章(基础篇)

1.PLC基础知识与工作原理

2.常用的数据类型及进制转换

3.S7-200SMART软件元件及功能

4.S7-200SMART存储器应用及地址寻址

第二章(开关量指令)

1.S7-200SMART编程软件安装与使用

2.详细讲述PLC基础位逻辑指令

3.S7-200SMART存储器应用及性能

4.计数器及定时器功能及应用

5.S7-200SMART基本软元件工程案例分析及应用

6.S7-200SMART基础案例练习

第三章(步进指令)

1.步进阶梯应用,详细讲解分支与汇合流程控制编程思路

2.学员自己练习用多种方法编写红绿灯控制及机械手动作流程

3.学员工程案例练习

4.案例讲解、红绿灯及机械手案例讲解与编 程方法,手动、自动、半自动流程控制编程技巧

第四章(功能指令)

1.数据传送指令、成批传送、一点多送指令

2.比较指令应用

3.四则运算及其它运算指令应用及技巧

4.逻辑运算及编程方法及应用技巧

5.学员功能指令案例练习

第五章(间接寻址)

1.直接寻址与间接寻址的区别

2.详细进解间接寻址(数据指针应用)

3.数据指针案例讲解

4.学员数据指针案例练习

第六章(顺序控制指令)

1.详细讲述PLC正常扫描方向与扫描周期时间

2.详细讲述:跳转、循环、看门狗、及其它流程控制指令的应用

3.学员针对流程控制案例练习

第七章(移位与转换指令)

1.详细讲述循环左移、循环右移、左移、右移及移位寄存器的应用及编程

2.详细讲述数据类型转换指令、

3.累加器的应用

4.学员针对移位指令案例练习

第八章(子程序与中断程序应用)

1.详细讲述主程序(OB1)、子程序(SBR)、中断程序(INT)的作用及使用方法

2.重点讲述S7-200SMART中断事件处理、中断连接、中断分离、允许中断、禁止中断在编程中的应用

第九章(高速计数器应用)

1.讲述高速计数器与普通计数器的区别

2.详细讲述旋转编码器与直线编码器的工作原理及在工程中应用的目的与作用

3.详细进述高速计数器的接线、各模式的设置及应用、控制字节的作用及功能设置

4.详细讲述利用编码器对普通电机测速和定位控制

5.学员自己练习高速计器的应用及各模式的作用

6.案例讲解利用中断事件做电机测速及定位控制

第十章(扩展模块及模拟量应用)

1.讲述S7-200SMART系列各型号的实际点数与扩展能力

2.详细讲述数字量模块:接线与地址分址

3.详细讲述模拟量及数字量的区别及控制

4.详细讲述模拟量与数字量之间的转换与运算

5.详细讲解数字量模块、模块模块与PLC连接的地址

6.学员自己实操练习PLC接线及功能实现、模块应用

第十一章(PID指令应用)

1.详细讲述PID在工业控制中的作用及工作原理

2.详细讲述PID各项参数的设置及作用

3.详细讲述PID实现速度闭环控制及工作原理

4.详细讲述PID实现温度闭环控制及工作原理

5.PID在变频器控制中的应用

第十二章(PLC通信控制)

1.详细讲述常用的几种通信类型

2.详细讲述通信的格式:数据位、奇偶校验、开始符、终止符的使用

3.详细讲述S7-200SMART两台或多台用PPI通信数据交换

4.详细讲述S7-200SMART两台或多台用自由口通信

5.学员针对通信用PPI和自由口做PLC通信练习

第十三章(PLC与变频器通信控制)

1.详细进述S7-200SMART与台达变频器做ASCII码通信

2.详细讲述S7-200SMART与台达变频器做RTU通信

3.详细讲述S7-200SMART与三菱变频器通信

4.详细讲述S7-200SMART与西门子变频器USS通信

第十四章(高速输出)

1.详细讲述高速输出的必备条件、高速输出的作用

2.详细讲述高速输出的设置、状态存储器的作用、控制字节的设置、脉冲周期、脉冲数的作用

3.详细讲述PTO单段、PTO多段、PWM的区别及功能

第十五章(高速输出在步进电机、伺服电机控制中应用)

1.详细讲述步进电机的内部结构与工作原理

2.详细讲述伺服电机的工作原理及工作方式

3.详细讲述步进电机与伺服电机控制系统的区别

4.详细讲述步进电机细分及相关参数设置

5.详细讲述伺服电机使用手册及相关参数设置

6.详细讲述伺服电机:位置模式、速度模式、转距模式及三种模式互相转换的原理及接线

7.学员自己实操练习伺服接线及各模式功能实现

8.详细讲述实现伺服、步进电机手动控制;回原点控制;设置脉冲当量;利用高速计数器、中断事件计算机床当前位置

9.详细讲述实现机床绝地位置控制程序

10.详细讲述实现伺服、步进电机做两点往返定位控制、多段定位及多速实现、运行中的暂停控制

11.两台伺服电机或步进电机做XY轴两轴定位控制

12.学员针对伺服、步进控制程序做实操练习

第十六章(触摸屏)

1.详细讲述威纶EB8000基本元件的使用

2.详细讲述威纶EB8000多状态元件及指示灯使用

3.详细讲EB8000直接窗口与间接窗口的使用

4.详细讲述移动图形与动画的制作

5.详细讲述棒图、趋势图、历史数据、XY图的使用

6.详细讲述报警、触发式资料传输的应用

7.详细讲述这定时式资料传输、资料取样的应用

8.详细讲述使用者等级的设定与密码设定

9.详细讲述系统时间的设定与修改

10.详细讲述EB8000工程的实践应用

第十七章(综合练习)

1.用威纶EB8000控制S7-200SMARTPLC通信做多台PLC PPI通信

2.用威纶EB8000控制S7-200SMART伺服定位和变频器自由口通信

3.用威纶EB8000控制S7-200SMART做恒压供水实验

第十八章 电气CAD

1.详细讲解 AUTOCAD 电气制图及应用

东莞技高自动化

东莞技高自动化
认证 7 年

成立: 2006年

认证 地址认证 教学保障 在线预约 到店体验 售后支持
基本 文件 流程 错误 SQL 调试
  1. 请求信息 : 2026-05-02 04:30:36 HTTP/1.1 GET : http://www.aabqu.com/s/18006/c/177195.html
  2. 运行时间 : 0.048560s [ 吞吐率:20.59req/s ] 内存消耗:372.95kb 文件加载:136
  3. 缓存信息 : 0 reads,0 writes
  1. /data/web/baijiao_branch_collect/public/index.php ( 0.79 KB )
  2. /data/web/baijiao_branch_collect/vendor/autoload.php ( 0.75 KB )
  3. /data/web/baijiao_branch_collect/vendor/composer/autoload_real.php ( 1.63 KB )
  4. /data/web/baijiao_branch_collect/vendor/composer/platform_check.php ( 0.90 KB )
  5. /data/web/baijiao_branch_collect/vendor/composer/ClassLoader.php ( 15.99 KB )
  6. /data/web/baijiao_branch_collect/vendor/composer/autoload_static.php ( 4.26 KB )
  7. /data/web/baijiao_branch_collect/vendor/topthink/think-helper/src/helper.php ( 8.34 KB )
  8. /data/web/baijiao_branch_collect/vendor/topthink/think-validate/src/helper.php ( 2.19 KB )
  9. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/helper.php ( 1.47 KB )
  10. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/stubs/load_stubs.php ( 0.16 KB )
  11. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/Exception.php ( 1.69 KB )
  12. /data/web/baijiao_branch_collect/vendor/topthink/think-container/src/Facade.php ( 2.71 KB )
  13. /data/web/baijiao_branch_collect/vendor/symfony/deprecation-contracts/function.php ( 0.99 KB )
  14. /data/web/baijiao_branch_collect/vendor/symfony/polyfill-mbstring/bootstrap.php ( 8.26 KB )
  15. /data/web/baijiao_branch_collect/vendor/symfony/polyfill-mbstring/bootstrap80.php ( 9.78 KB )
  16. /data/web/baijiao_branch_collect/vendor/symfony/var-dumper/Resources/functions/dump.php ( 1.49 KB )
  17. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/App.php ( 15.30 KB )
  18. /data/web/baijiao_branch_collect/vendor/topthink/think-container/src/Container.php ( 15.76 KB )
  19. /data/web/baijiao_branch_collect/vendor/psr/container/src/ContainerInterface.php ( 1.02 KB )
  20. /data/web/baijiao_branch_collect/app/provider.php ( 0.19 KB )
  21. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/Http.php ( 6.04 KB )
  22. /data/web/baijiao_branch_collect/vendor/topthink/think-helper/src/helper/Str.php ( 7.29 KB )
  23. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/Env.php ( 4.68 KB )
  24. /data/web/baijiao_branch_collect/app/common.php ( 10.83 KB )
  25. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/helper.php ( 18.78 KB )
  26. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/Config.php ( 5.54 KB )
  27. /data/web/baijiao_branch_collect/config/app.php ( 1.29 KB )
  28. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/facade/Env.php ( 1.67 KB )
  29. /data/web/baijiao_branch_collect/config/cache.php ( 1.22 KB )
  30. /data/web/baijiao_branch_collect/config/config.php ( 0.26 KB )
  31. /data/web/baijiao_branch_collect/config/console.php ( 0.29 KB )
  32. /data/web/baijiao_branch_collect/config/cookie.php ( 0.56 KB )
  33. /data/web/baijiao_branch_collect/config/database.php ( 2.29 KB )
  34. /data/web/baijiao_branch_collect/config/filesystem.php ( 0.63 KB )
  35. /data/web/baijiao_branch_collect/config/lang.php ( 0.81 KB )
  36. /data/web/baijiao_branch_collect/config/log.php ( 1.37 KB )
  37. /data/web/baijiao_branch_collect/config/middleware.php ( 0.19 KB )
  38. /data/web/baijiao_branch_collect/config/route.php ( 1.54 KB )
  39. /data/web/baijiao_branch_collect/config/session.php ( 0.57 KB )
  40. /data/web/baijiao_branch_collect/config/trace.php ( 0.34 KB )
  41. /data/web/baijiao_branch_collect/config/view.php ( 0.81 KB )
  42. /data/web/baijiao_branch_collect/app/event.php ( 0.25 KB )
  43. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/Event.php ( 7.67 KB )
  44. /data/web/baijiao_branch_collect/app/service.php ( 0.13 KB )
  45. /data/web/baijiao_branch_collect/app/AppService.php ( 0.26 KB )
  46. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/Service.php ( 1.64 KB )
  47. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/Lang.php ( 7.35 KB )
  48. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/lang/zh-cn.php ( 13.70 KB )
  49. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/initializer/Error.php ( 3.31 KB )
  50. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/initializer/RegisterService.php ( 1.33 KB )
  51. /data/web/baijiao_branch_collect/vendor/services.php ( 0.14 KB )
  52. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/service/PaginatorService.php ( 1.52 KB )
  53. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/service/ValidateService.php ( 0.99 KB )
  54. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/service/ModelService.php ( 2.04 KB )
  55. /data/web/baijiao_branch_collect/vendor/topthink/think-trace/src/Service.php ( 0.77 KB )
  56. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/Middleware.php ( 6.72 KB )
  57. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/initializer/BootService.php ( 0.77 KB )
  58. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/Paginator.php ( 11.86 KB )
  59. /data/web/baijiao_branch_collect/vendor/topthink/think-validate/src/Validate.php ( 63.20 KB )
  60. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/Model.php ( 23.55 KB )
  61. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/model/concern/Attribute.php ( 21.05 KB )
  62. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/model/concern/AutoWriteData.php ( 4.20 KB )
  63. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/model/concern/Conversion.php ( 6.75 KB )
  64. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/model/concern/DbConnect.php ( 5.16 KB )
  65. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/model/concern/ModelEvent.php ( 2.33 KB )
  66. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/model/concern/RelationShip.php ( 28.30 KB )
  67. /data/web/baijiao_branch_collect/vendor/topthink/think-helper/src/contract/Arrayable.php ( 0.09 KB )
  68. /data/web/baijiao_branch_collect/vendor/topthink/think-helper/src/contract/Jsonable.php ( 0.13 KB )
  69. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/model/contract/Modelable.php ( 0.09 KB )
  70. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/Db.php ( 2.88 KB )
  71. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/DbManager.php ( 8.52 KB )
  72. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/Log.php ( 6.28 KB )
  73. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/Manager.php ( 3.92 KB )
  74. /data/web/baijiao_branch_collect/vendor/psr/log/src/LoggerTrait.php ( 2.69 KB )
  75. /data/web/baijiao_branch_collect/vendor/psr/log/src/LoggerInterface.php ( 2.71 KB )
  76. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/Cache.php ( 4.92 KB )
  77. /data/web/baijiao_branch_collect/vendor/psr/simple-cache/src/CacheInterface.php ( 4.71 KB )
  78. /data/web/baijiao_branch_collect/vendor/topthink/think-helper/src/helper/Arr.php ( 17.45 KB )
  79. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/cache/driver/Redis.php ( 6.94 KB )
  80. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/cache/Driver.php ( 9.03 KB )
  81. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/contract/CacheHandlerInterface.php ( 1.99 KB )
  82. /data/web/baijiao_branch_collect/app/Request.php ( 0.09 KB )
  83. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/Request.php ( 55.78 KB )
  84. /data/web/baijiao_branch_collect/app/middleware.php ( 0.26 KB )
  85. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/Pipeline.php ( 2.61 KB )
  86. /data/web/baijiao_branch_collect/vendor/topthink/think-trace/src/TraceDebug.php ( 3.40 KB )
  87. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/Route.php ( 23.73 KB )
  88. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/route/RuleName.php ( 5.75 KB )
  89. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/route/Domain.php ( 2.53 KB )
  90. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/route/RuleGroup.php ( 22.43 KB )
  91. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/route/Rule.php ( 26.95 KB )
  92. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/route/RuleItem.php ( 9.78 KB )
  93. /data/web/baijiao_branch_collect/route/app.php ( 3.05 KB )
  94. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/facade/Route.php ( 4.70 KB )
  95. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/route/dispatch/Controller.php ( 4.74 KB )
  96. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/route/Dispatch.php ( 10.44 KB )
  97. /data/web/baijiao_branch_collect/app/controller/Index.php ( 33.26 KB )
  98. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/facade/Request.php ( 9.20 KB )
  99. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/route/Url.php ( 14.07 KB )
  100. /data/web/baijiao_branch_collect/app/model/IndexModel.php ( 19.95 KB )
  101. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/facade/Config.php ( 1.37 KB )
  102. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/facade/Cache.php ( 2.06 KB )
  103. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/facade/Db.php ( 0.93 KB )
  104. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/db/connector/Mysql.php ( 5.73 KB )
  105. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/db/PDOConnection.php ( 53.74 KB )
  106. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/db/Connection.php ( 8.39 KB )
  107. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/db/ConnectionInterface.php ( 4.57 KB )
  108. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/db/builder/Mysql.php ( 16.58 KB )
  109. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/db/Builder.php ( 24.07 KB )
  110. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/db/BaseBuilder.php ( 27.50 KB )
  111. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/db/Query.php ( 15.97 KB )
  112. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/db/BaseQuery.php ( 45.13 KB )
  113. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/db/concern/TimeFieldQuery.php ( 7.43 KB )
  114. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/db/concern/AggregateQuery.php ( 3.26 KB )
  115. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/db/concern/ModelRelationQuery.php ( 20.07 KB )
  116. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/db/concern/ParamsBind.php ( 3.66 KB )
  117. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/db/concern/ResultOperation.php ( 7.01 KB )
  118. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/db/concern/WhereQuery.php ( 19.37 KB )
  119. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/db/concern/JoinAndViewQuery.php ( 7.11 KB )
  120. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/db/concern/TableFieldInfo.php ( 2.63 KB )
  121. /data/web/baijiao_branch_collect/vendor/topthink/think-orm/src/db/concern/Transaction.php ( 2.77 KB )
  122. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/log/driver/File.php ( 5.96 KB )
  123. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/contract/LogHandlerInterface.php ( 0.86 KB )
  124. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/log/Channel.php ( 3.89 KB )
  125. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/event/LogRecord.php ( 1.02 KB )
  126. /data/web/baijiao_branch_collect/vendor/topthink/think-helper/src/Collection.php ( 16.47 KB )
  127. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/Response.php ( 8.81 KB )
  128. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/response/View.php ( 3.29 KB )
  129. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/Cookie.php ( 6.06 KB )
  130. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/View.php ( 4.39 KB )
  131. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/view/driver/Php.php ( 6.44 KB )
  132. /data/web/baijiao_branch_collect/vendor/topthink/framework/src/think/contract/TemplateHandlerInterface.php ( 1.60 KB )
  133. /data/web/baijiao_branch_collect/view/index/pc/school_course_details.php ( 6.12 KB )
  134. /data/web/baijiao_branch_collect/view/index/pc/school_top.php ( 5.76 KB )
  135. /data/web/baijiao_branch_collect/view/index/pc/school_bottom.php ( 1.16 KB )
  136. /data/web/baijiao_branch_collect/vendor/topthink/think-trace/src/Html.php ( 4.42 KB )
  1. CONNECT:[ UseTime:0.000342s ] mysql:host=127.0.0.1;port=3306;dbname=baijiao_branch_collect;charset=utf8
  2. SHOW FULL COLUMNS FROM `fqi_school` [ RunTime:0.000980s ]
  3. SELECT * FROM `fqi_school` WHERE `school_id` = '18006' AND `site_id` = 15 AND `school_status` = 1 LIMIT 1 [ RunTime:0.000254s ]
  4. SHOW FULL COLUMNS FROM `fqi_school_class` [ RunTime:0.000604s ]
  5. SELECT * FROM `fqi_school_class` WHERE `school_id` = 18006 [ RunTime:0.000235s ]
  6. SHOW FULL COLUMNS FROM `fqi_school_campus` [ RunTime:0.000613s ]
  7. SELECT * FROM `fqi_school_campus` WHERE `school_id` = 18006 [ RunTime:0.000222s ]
  8. SHOW FULL COLUMNS FROM `fqi_school_course` [ RunTime:0.000674s ]
  9. SELECT `a`.*,`content` FROM `fqi_school_course` `a` LEFT JOIN `fqi_school_course_content` `b` ON `b`.`content_id`=`a`.`content_id` WHERE `school_id` = 18006 AND `a`.`content_id` = '177195' AND `course_status` = 1 AND `school_status` = 1 LIMIT 1 [ RunTime:0.000318s ]
  10. (select content_id,course_name from fqi_school_course where school_id = '18006' and content_id < '177195' and site_id = '15' order by content_id desc limit 1) union all(select content_id,course_name from fqi_school_course where school_id = '18006' and content_id > '177195' and site_id <= '15' order by content_id asc limit 1) [ RunTime:0.002507s ]
  11. SELECT * FROM `fqi_school_course` WHERE `school_id` = 18006 AND `site_id` = 15 AND `course_status` = 1 AND `school_status` = 1 AND `school_class_id` = 35252 ORDER BY `course_id` DESC LIMIT 4 [ RunTime:0.000359s ]
  12. SELECT * FROM `fqi_school_course` WHERE `school_id` = 18006 AND `site_id` = 15 AND `course_status` = 1 AND `school_status` = 1 ORDER BY `course_id` DESC LIMIT 10 [ RunTime:0.000244s ]
  13. SELECT COUNT(*) AS think_count FROM `fqi_school_course` WHERE `school_id` = 18006 AND `course_status` = 1 [ RunTime:0.000144s ]
  14. SHOW FULL COLUMNS FROM `fqi_school_teacher` [ RunTime:0.000679s ]
  15. SELECT COUNT(*) AS think_count FROM `fqi_school_teacher` WHERE `school_id` = '18006' [ RunTime:0.000201s ]
  16. SHOW FULL COLUMNS FROM `fqi_school_comments` [ RunTime:0.000598s ]
  17. SELECT COUNT(*) AS think_count FROM `fqi_school_comments` WHERE `school_id` = '18006' [ RunTime:0.000207s ]
  18. SELECT `content_id`,`course_name`,`a`.`school_id`,`b`.`school_name` FROM `fqi_school_course` `a` LEFT JOIN `fqi_school` `b` ON `b`.`school_id`=`a`.`school_id` WHERE `a`.`site_id` = '15' AND `b`.`school_status` = '1' AND `course_status` = 1 AND `course_id` < '177195' ORDER BY `content_id` DESC LIMIT 20 [ RunTime:0.034309s ]
0.049090s