当前位置：首页>小学教材>2026春季新版教材小学四年级下册数学(人教版统编版)电子课本已更新(彩色高清PDF,可打印)

2026春季新版教材小学四年级下册数学(人教版统编版)电子课本已更新(彩色高清PDF,可打印)

  • 2026-04-04 19:34:29
2026春季新版教材小学四年级下册数学(人教版统编版)电子课本已更新(彩色高清PDF,可打印)

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  1. CONNECT:[ UseTime:0.000723s ] mysql:host=127.0.0.1;port=3306;dbname=c_sjds;charset=utf8mb4
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  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000252s ]
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  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000637s ]
  6. SELECT * FROM `set` [ RunTime:0.000199s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000608s ]
  8. SELECT * FROM `article` WHERE `id` = 464955 LIMIT 1 [ RunTime:0.000820s ]
  9. UPDATE `article` SET `lasttime` = 1775529928 WHERE `id` = 464955 [ RunTime:0.011395s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 64 LIMIT 1 [ RunTime:0.090684s ]
  11. SELECT * FROM `article` WHERE `id` < 464955 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.006180s ]
  12. SELECT * FROM `article` WHERE `id` > 464955 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.001274s ]
  13. SELECT * FROM `article` WHERE `id` < 464955 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.003091s ]
  14. SELECT * FROM `article` WHERE `id` < 464955 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.004868s ]
  15. SELECT * FROM `article` WHERE `id` < 464955 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.028014s ]
0.223133s