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2026年深圳新七年级数学暑假讲义-新教材北师大版【第4讲 认识有理数】

  • 2026-07-09 18:47:27
2026年深圳新七年级数学暑假讲义-新教材北师大版【第4讲 认识有理数】

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数学学霸“疯”言录
数学学霸疯言录：

暑假学习=悄悄卷，然后惊艳所有以为我在摆烂的人。

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  1. CONNECT:[ UseTime:0.001045s ] mysql:host=127.0.0.1;port=3306;dbname=c460;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.001489s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.001812s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.009509s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.001797s ]
  6. SELECT * FROM `set` [ RunTime:0.000655s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.001914s ]
  8. SELECT * FROM `article` WHERE `id` = 630943 LIMIT 1 [ RunTime:0.019741s ]
  9. UPDATE `article` SET `lasttime` = 1783602413 WHERE `id` = 630943 [ RunTime:0.047923s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 64 LIMIT 1 [ RunTime:0.005852s ]
  11. SELECT * FROM `article` WHERE `id` < 630943 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.005581s ]
  12. SELECT * FROM `article` WHERE `id` > 630943 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.004842s ]
  13. SELECT * FROM `article` WHERE `id` < 630943 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.007678s ]
  14. SELECT * FROM `article` WHERE `id` < 630943 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.005907s ]
  15. SELECT * FROM `article` WHERE `id` < 630943 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.002456s ]
0.201594s