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三上数学必背知识点汇总

  • 2026-11-08 20:08:36

三上数学必背知识点汇总

一张纸全覆盖！
✅时、分、秒换算 ✅长度 & 质量单位测量 ✅万以内加减法（进退位 + 验算） ✅倍的认识，分清乘除法 ✅多位数乘一位数 ✅长方形、正方形周长公式 ✅分数的初步认识


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吉林,16小时前,
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11月2日-11月7日《每日英语》复习

基本 文件 流程 错误 SQL 调试
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  1. CONNECT:[ UseTime:0.000428s ] mysql:host=172.18.0.4;port=3306;dbname=www_sjds;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.000686s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000369s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000327s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000593s ]
  6. SELECT * FROM `set` [ RunTime:0.000316s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000608s ]
  8. SELECT * FROM `article` WHERE `id` = 540982 LIMIT 1 [ RunTime:0.000351s ]
  9. UPDATE `article` SET `lasttime` = 1794164020 WHERE `id` = 540982 [ RunTime:0.001339s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 65 LIMIT 1 [ RunTime:0.000387s ]
  11. SELECT * FROM `article` WHERE `id` < 540982 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000675s ]
  12. SELECT * FROM `article` WHERE `id` > 540982 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.000425s ]
  13. SELECT * FROM `article` WHERE `id` < 540982 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000961s ]
  14. SELECT * FROM `article` WHERE `id` < 540982 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.000726s ]
  15. SELECT * FROM `article` WHERE `id` < 540982 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.000993s ]
0.092103s