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2026年七年级数学寒假精品讲义-北师大版【第8讲 感受可能性、频率的稳定性】

  • 2026-11-05 01:11:51
2026年七年级数学寒假精品讲义-北师大版【第8讲 感受可能性、频率的稳定性】

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数学学霸疯言录：

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课件|818.13.科教科教育处2025年度工作总结暨2026-2030年发展规划 36页

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  1. CONNECT:[ UseTime:0.000853s ] mysql:host=172.18.0.4;port=3306;dbname=a_sjds;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.000921s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000399s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000321s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000543s ]
  6. SELECT * FROM `set` [ RunTime:0.000264s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000699s ]
  8. SELECT * FROM `article` WHERE `id` = 462664 LIMIT 1 [ RunTime:0.000350s ]
  9. UPDATE `article` SET `lasttime` = 1794101618 WHERE `id` = 462664 [ RunTime:0.001198s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 65 LIMIT 1 [ RunTime:0.000320s ]
  11. SELECT * FROM `article` WHERE `id` < 462664 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000437s ]
  12. SELECT * FROM `article` WHERE `id` > 462664 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.000384s ]
  13. SELECT * FROM `article` WHERE `id` < 462664 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000582s ]
  14. SELECT * FROM `article` WHERE `id` < 462664 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.000578s ]
  15. SELECT * FROM `article` WHERE `id` < 462664 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.000631s ]
0.096074s