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【课件分享】黄文燕《做中学∙探光影——中心投影的变化规律》

  • 2026-11-07 22:50:59
【课件分享】黄文燕《做中学∙探光影——中心投影的变化规律》

做中学·探光影——

中心投影的变化规律

— 课件分享 —

01

教师简介

黄文燕——佛山市顺德区容桂外国语高黎学校

容桂外国语高黎学校初中数学教师，曾获区教育协会论文二等奖，“网络画板赋能实验教学”教学案例一等奖。

02

讲座课件分享

编辑：李湘菲

审核：邱志刚

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护士长竞聘流程述职报告PPT课件

基本 文件 流程 错误 SQL 调试
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  1. CONNECT:[ UseTime:0.000546s ] mysql:host=172.18.0.4;port=3306;dbname=a_sjds;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.000832s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000361s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000373s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000612s ]
  6. SELECT * FROM `set` [ RunTime:0.000322s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000644s ]
  8. SELECT * FROM `article` WHERE `id` = 538517 LIMIT 1 [ RunTime:0.000438s ]
  9. UPDATE `article` SET `lasttime` = 1794120460 WHERE `id` = 538517 [ RunTime:0.001488s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 66 LIMIT 1 [ RunTime:0.000366s ]
  11. SELECT * FROM `article` WHERE `id` < 538517 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000488s ]
  12. SELECT * FROM `article` WHERE `id` > 538517 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.000444s ]
  13. SELECT * FROM `article` WHERE `id` < 538517 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000715s ]
  14. SELECT * FROM `article` WHERE `id` < 538517 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.000617s ]
  15. SELECT * FROM `article` WHERE `id` < 538517 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.000663s ]
0.096610s