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新课标下化学公开课说课的要点与技巧PPT

  • 2026-11-01 17:56:48
新课标下化学公开课说课的要点与技巧PPT

（此为张春芝老师3月19号在市教育科学研究院2026年春季学期初中化学学科教师交流活动的讲座PPT）

总116期
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绘本故事《打开诗的翅膀》(含PPT)

基本 文件 流程 错误 SQL 调试
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  2. 运行时间 : 0.078820s [ 吞吐率：12.69req/s ] 内存消耗：4,250.52kb 文件加载：140
  3. 缓存信息 : 0 reads,0 writes
  4. 会话信息 : SESSION_ID=881c005ede1c5c7766c469e985883b0e
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  1. CONNECT:[ UseTime:0.000789s ] mysql:host=172.18.0.4;port=3306;dbname=h_sjds;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.000955s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000494s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000414s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000488s ]
  6. SELECT * FROM `set` [ RunTime:0.000288s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000692s ]
  8. SELECT * FROM `article` WHERE `id` = 487701 LIMIT 1 [ RunTime:0.000498s ]
  9. UPDATE `article` SET `lasttime` = 1794409448 WHERE `id` = 487701 [ RunTime:0.001820s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 64 LIMIT 1 [ RunTime:0.000371s ]
  11. SELECT * FROM `article` WHERE `id` < 487701 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000591s ]
  12. SELECT * FROM `article` WHERE `id` > 487701 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.000448s ]
  13. SELECT * FROM `article` WHERE `id` < 487701 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000603s ]
  14. SELECT * FROM `article` WHERE `id` < 487701 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.000515s ]
  15. SELECT * FROM `article` WHERE `id` < 487701 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.000572s ]
0.088943s