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【课件分享】 |《两条直线的位置关系(1)》

  • 2026-04-15 10:41:28
【课件分享】 |《两条直线的位置关系(1)》

第二章 两条直线的

位置关系（1）

— 课件分享 —

01

教师简介

闵丹丹

——佛山市顺德区容桂实验学校党支部副书记、邱志刚初中数学名师工作室成员

顺德区优秀学科教师，顺德区拔尖创新人才培养优秀教练，容桂爱岗敬业先进个人，容桂骨干教师，容桂教书育人先进教师，容桂先进教育工作者，广东省中小学智慧课堂优秀课例，顺德区教学论文评比一等奖，顺德区青年教师教学能力一等奖等。

02

课件分享

编辑：邓敏仪

审核：邱志刚

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  1. CONNECT:[ UseTime:0.000727s ] mysql:host=127.0.0.1;port=3306;dbname=a_sjds;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.000963s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000367s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000306s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000492s ]
  6. SELECT * FROM `set` [ RunTime:0.000255s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000554s ]
  8. SELECT * FROM `article` WHERE `id` = 485356 LIMIT 1 [ RunTime:0.000445s ]
  9. UPDATE `article` SET `lasttime` = 1776633724 WHERE `id` = 485356 [ RunTime:0.010514s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 66 LIMIT 1 [ RunTime:0.000231s ]
  11. SELECT * FROM `article` WHERE `id` < 485356 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000559s ]
  12. SELECT * FROM `article` WHERE `id` > 485356 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.000504s ]
  13. SELECT * FROM `article` WHERE `id` < 485356 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.001040s ]
  14. SELECT * FROM `article` WHERE `id` < 485356 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.001331s ]
  15. SELECT * FROM `article` WHERE `id` < 485356 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.004231s ]
0.092984s