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九年级化学上册学习笔记(可打印)

  • 2026-02-10 04:18:09
九年级化学上册学习笔记(可打印)

九年级化学上册学习笔记（可打印）

●●电子版文件点这里拿■■

#化学学习方法分享 #化学实验操作要点 #化学实验仪器使用 #化学学习心得交流 #化学知识点归纳 #中考化学备考攻略 #绿色化学理念 #化学与生活应用 #九年级化学上册笔记 #物质性质与变化解析

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江西,5小时前,
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  1. CONNECT:[ UseTime:0.000486s ] mysql:host=127.0.0.1;port=3306;dbname=no_67808;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.000708s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000287s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000262s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000660s ]
  6. SELECT * FROM `set` [ RunTime:0.000393s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000824s ]
  8. SELECT * FROM `article` WHERE `id` = 461726 LIMIT 1 [ RunTime:0.009831s ]
  9. UPDATE `article` SET `lasttime` = 1770924548 WHERE `id` = 461726 [ RunTime:0.002834s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 65 LIMIT 1 [ RunTime:0.000544s ]
  11. SELECT * FROM `article` WHERE `id` < 461726 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.004194s ]
  12. SELECT * FROM `article` WHERE `id` > 461726 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.003756s ]
  13. SELECT * FROM `article` WHERE `id` < 461726 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.008396s ]
  14. SELECT * FROM `article` WHERE `id` < 461726 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.006935s ]
  15. SELECT * FROM `article` WHERE `id` < 461726 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.006830s ]
0.114963s