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分享PPT:PBL及其教学设计和实施

  • 2026-09-18 13:01:16
分享PPT:PBL及其教学设计和实施
　　2026.1.23应邀为某校报告“PBL及其教学设计和实施”。这两天看学生的学习总结，更感知到了人工智能对学习的影响，项目化学习值得期待，在这个方向上的工作，还是要再加紧。
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基本 文件 流程 错误 SQL 调试
  1. 请求信息 : 2026-09-23 12:49:01 HTTP/1.1 GET : http://h.sjds.net/a/465647.html
  2. 运行时间 : 0.109301s [ 吞吐率：9.15req/s ] 内存消耗：4,354.07kb 文件加载：140
  3. 缓存信息 : 0 reads,0 writes
  4. 会话信息 : SESSION_ID=48297fb52bdbca1040407559725fbd5f
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  1. CONNECT:[ UseTime:0.000600s ] mysql:host=172.18.0.4;port=3306;dbname=h_sjds;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.000682s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000413s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000400s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000569s ]
  6. SELECT * FROM `set` [ RunTime:0.000320s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000598s ]
  8. SELECT * FROM `article` WHERE `id` = 465647 LIMIT 1 [ RunTime:0.000359s ]
  9. UPDATE `article` SET `lasttime` = 1790138941 WHERE `id` = 465647 [ RunTime:0.001133s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 64 LIMIT 1 [ RunTime:0.000319s ]
  11. SELECT * FROM `article` WHERE `id` < 465647 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000432s ]
  12. SELECT * FROM `article` WHERE `id` > 465647 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.000432s ]
  13. SELECT * FROM `article` WHERE `id` < 465647 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000482s ]
  14. SELECT * FROM `article` WHERE `id` < 465647 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.000554s ]
  15. SELECT * FROM `article` WHERE `id` < 465647 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.000713s ]
0.121413s