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F477 备战中考2026 优质课资源 初中化学《专题复习---探究氢氧化钠和氢氧化钙的变质》课件PPT+教学设计Word

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F477 备战中考2026 优质课资源 初中化学《专题复习---探究氢氧化钠和氢氧化钙的变质》课件PPT+教学设计Word
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  1. CONNECT:[ UseTime:0.000395s ] mysql:host=127.0.0.1;port=3306;dbname=c_67808;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.000540s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.051564s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.003268s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000619s ]
  6. SELECT * FROM `set` [ RunTime:0.009314s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000745s ]
  8. SELECT * FROM `article` WHERE `id` = 458405 LIMIT 1 [ RunTime:0.003417s ]
  9. UPDATE `article` SET `lasttime` = 1770862868 WHERE `id` = 458405 [ RunTime:0.004522s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 65 LIMIT 1 [ RunTime:0.005794s ]
  11. SELECT * FROM `article` WHERE `id` < 458405 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.002532s ]
  12. SELECT * FROM `article` WHERE `id` > 458405 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.003128s ]
  13. SELECT * FROM `article` WHERE `id` < 458405 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.096645s ]
  14. SELECT * FROM `article` WHERE `id` < 458405 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.022340s ]
  15. SELECT * FROM `article` WHERE `id` < 458405 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.013854s ]
0.329363s