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高中化学‖必修二|糖类PPT

  • 2026-11-03 23:22:01
高中化学‖必修二|糖类PPT

💟课件预览

💟知识点总结

💟知识点1️⃣：糖类的组成及其分类

单糖、二糖、多糖

💟知识点2️⃣：单糖（重点：葡萄糖的化学性质）

💟知识点3️⃣：二糖

💟知识点4️⃣：多糖（重点：水解）

💟课件获取处

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基本 文件 流程 错误 SQL 调试
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  3. 缓存信息 : 0 reads,0 writes
  4. 会话信息 : SESSION_ID=e490394d8565afebbad16339cce5908e
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  1. CONNECT:[ UseTime:0.000529s ] mysql:host=172.18.0.4;port=3306;dbname=h_sjds;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.000859s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000484s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000373s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000549s ]
  6. SELECT * FROM `set` [ RunTime:0.000263s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000622s ]
  8. SELECT * FROM `article` WHERE `id` = 501591 LIMIT 1 [ RunTime:0.000324s ]
  9. UPDATE `article` SET `lasttime` = 1794143917 WHERE `id` = 501591 [ RunTime:0.001126s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 64 LIMIT 1 [ RunTime:0.000358s ]
  11. SELECT * FROM `article` WHERE `id` < 501591 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000396s ]
  12. SELECT * FROM `article` WHERE `id` > 501591 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.000360s ]
  13. SELECT * FROM `article` WHERE `id` < 501591 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000463s ]
  14. SELECT * FROM `article` WHERE `id` < 501591 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.000471s ]
  15. SELECT * FROM `article` WHERE `id` < 501591 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.000474s ]
0.117093s