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新四上北师版数学第一单元第七课课件

  • 2026-06-12 22:15:45
新四上北师版数学第一单元第七课课件
北师大版四年级上册《从结绳计数说起》，带你解锁计数演变，读懂自然数与十进制的奥秘，感受数学文化的魅力。讲课视频火热筹备中！
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  1. CONNECT:[ UseTime:0.000687s ] mysql:host=127.0.0.1;port=3306;dbname=a_sjds;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.000747s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000452s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000274s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000545s ]
  6. SELECT * FROM `set` [ RunTime:0.000220s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000609s ]
  8. SELECT * FROM `article` WHERE `id` = 511855 LIMIT 1 [ RunTime:0.000458s ]
  9. UPDATE `article` SET `lasttime` = 1781458822 WHERE `id` = 511855 [ RunTime:0.006035s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 66 LIMIT 1 [ RunTime:0.000260s ]
  11. SELECT * FROM `article` WHERE `id` < 511855 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000445s ]
  12. SELECT * FROM `article` WHERE `id` > 511855 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.000380s ]
  13. SELECT * FROM `article` WHERE `id` < 511855 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000671s ]
  14. SELECT * FROM `article` WHERE `id` < 511855 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.001427s ]
  15. SELECT * FROM `article` WHERE `id` < 511855 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.001951s ]
0.084864s