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九年级下 数学培优讲义资料(含教师版+学生版)

  • 2026-11-04 03:21:48
九年级下 数学培优讲义资料(含教师版+学生版)
培优资料展示如下：
篇幅有限不能展示全部，有需要的可以添加：yimingaishuxue，或扫描下方二维码。
此帖是有偿资料，9.9米发完整一学期讲义资料（含教师版和学生版）
七年级上 角 （4个知识点+5类热点题型讲练+习题巩固）
八年级上 解分式方程与分式方程的实际应用（30题）
九年级上 相似三角形的判定与性质（30题）
本文来自网友投稿或网络内容，如有侵犯您的权益请联系我们删除，联系邮箱：wyl860211@qq.com 。

2025-2026九下道法优质课件|3.2与世界深度互动课件(讲课稿、背诵技巧、教案等)

基本 文件 流程 错误 SQL 调试
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  1. CONNECT:[ UseTime:0.000660s ] mysql:host=172.18.0.4;port=3306;dbname=a_sjds;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.000818s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000436s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000313s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000582s ]
  6. SELECT * FROM `set` [ RunTime:0.000302s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000613s ]
  8. SELECT * FROM `article` WHERE `id` = 458978 LIMIT 1 [ RunTime:0.000353s ]
  9. UPDATE `article` SET `lasttime` = 1794174490 WHERE `id` = 458978 [ RunTime:0.001133s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 65 LIMIT 1 [ RunTime:0.000334s ]
  11. SELECT * FROM `article` WHERE `id` < 458978 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000462s ]
  12. SELECT * FROM `article` WHERE `id` > 458978 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.000427s ]
  13. SELECT * FROM `article` WHERE `id` < 458978 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000615s ]
  14. SELECT * FROM `article` WHERE `id` < 458978 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.000607s ]
  15. SELECT * FROM `article` WHERE `id` < 458978 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.000758s ]
0.089485s