当前位置：首页>PPT>三下数学公开课|《认识周长》精品PPT 教案

三下数学公开课|《认识周长》精品PPT 教案

  • 2026-05-17 21:06:16
三下数学公开课|《认识周长》精品PPT 教案

三下数学公开课|《认识周长》精品PPT 教案

整套包含👉19 页精美 PPT + 详细教案 + 逐字讲稿 + 配套学习单，一站式配齐，新手老师也能轻松拿捏课堂节奏！
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#三年级数学[话题]##认识周长[话题]# #教学PPT[话题]##数学公开课[话题]# #数学课件[话题]# #小学数学[话题]# #长方形和正方形的周长[话题]# #课件[话题]# #公开课[话题]#

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  1. CONNECT:[ UseTime:0.000709s ] mysql:host=127.0.0.1;port=3306;dbname=h_sjds;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.001095s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000268s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000254s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000754s ]
  6. SELECT * FROM `set` [ RunTime:0.000228s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000917s ]
  8. SELECT * FROM `article` WHERE `id` = 506281 LIMIT 1 [ RunTime:0.000436s ]
  9. UPDATE `article` SET `lasttime` = 1779326406 WHERE `id` = 506281 [ RunTime:0.004583s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 64 LIMIT 1 [ RunTime:0.001906s ]
  11. SELECT * FROM `article` WHERE `id` < 506281 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000505s ]
  12. SELECT * FROM `article` WHERE `id` > 506281 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.000456s ]
  13. SELECT * FROM `article` WHERE `id` < 506281 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000630s ]
  14. SELECT * FROM `article` WHERE `id` < 506281 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.004097s ]
  15. SELECT * FROM `article` WHERE `id` < 506281 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.000771s ]
0.093946s