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教科版 第6课《改进我们的乐器》AI课件

  • 2026-11-06 11:48:56

教科版 第6课《改进我们的乐器》AI课件

教科版 科学 四上 第三单元《声音》第6课《改进我们的乐器》资料包含：
✅ PPT课件
✅ 配套教学设计
✅ 完整课堂逐字稿
适合公开课、优质课、校内展示课使用，也可以结合本班学情调整后用于日常授课。#教科版科学 #四年级上册科学#改进我们的乐器#科学公开课 #AI赋能课堂 #优质课件

山西,2小时前,
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2026年青教赛课教学课件制作需要注意哪些细节

基本 文件 流程 错误 SQL 调试
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  2. 运行时间 : 0.079572s [ 吞吐率：12.57req/s ] 内存消耗：4,307.45kb 文件加载：140
  3. 缓存信息 : 0 reads,0 writes
  4. 会话信息 : SESSION_ID=b4b4bab9ab4c37494ceae68d507ef48f
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  1. CONNECT:[ UseTime:0.000607s ] mysql:host=172.18.0.4;port=3306;dbname=a_sjds;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.001005s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000504s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000393s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000763s ]
  6. SELECT * FROM `set` [ RunTime:0.000364s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000731s ]
  8. SELECT * FROM `article` WHERE `id` = 543879 LIMIT 1 [ RunTime:0.000436s ]
  9. UPDATE `article` SET `lasttime` = 1793953158 WHERE `id` = 543879 [ RunTime:0.001287s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 66 LIMIT 1 [ RunTime:0.000427s ]
  11. SELECT * FROM `article` WHERE `id` < 543879 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000639s ]
  12. SELECT * FROM `article` WHERE `id` > 543879 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.000586s ]
  13. SELECT * FROM `article` WHERE `id` < 543879 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000698s ]
  14. SELECT * FROM `article` WHERE `id` < 543879 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.001149s ]
  15. SELECT * FROM `article` WHERE `id` < 543879 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.000735s ]
0.092644s