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2026秋高三化学开学第一课趣味课件 结构+有机两大难点直接吃透

  • 2026-08-10 17:37:48
2026秋高三化学开学第一课趣味课件 结构+有机两大难点直接吃透
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这份高三秋季化学开学第一课课件，以生活化类比拆解从微观原子到宏观晶体、从基础有机合成的全学期两大核心板块的核心知识点，点明高二到高三的学习模式、考察难度升级变化，配套明确课堂学习约定，帮学生快速建立化学学科的整体知识逻辑，找准高三化学备考入门节奏。

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  1. CONNECT:[ UseTime:0.001249s ] mysql:host=127.0.0.1;port=3306;dbname=a_sjds;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.001954s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000848s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000640s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.001616s ]
  6. SELECT * FROM `set` [ RunTime:0.000562s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.001799s ]
  8. SELECT * FROM `article` WHERE `id` = 522998 LIMIT 1 [ RunTime:0.002932s ]
  9. UPDATE `article` SET `lasttime` = 1786421149 WHERE `id` = 522998 [ RunTime:0.012338s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 66 LIMIT 1 [ RunTime:0.000653s ]
  11. SELECT * FROM `article` WHERE `id` < 522998 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.002690s ]
  12. SELECT * FROM `article` WHERE `id` > 522998 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.001335s ]
  13. SELECT * FROM `article` WHERE `id` < 522998 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.001813s ]
  14. SELECT * FROM `article` WHERE `id` < 522998 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.006327s ]
  15. SELECT * FROM `article` WHERE `id` < 522998 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.005312s ]
0.212879s