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四年级数学《营养午餐》公开课精品课件

  • 2026-06-13 12:11:06
四年级数学《营养午餐》公开课精品课件

四年级数学《营养午餐》公开课精品课件

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从单人 “牛刀小试” 验证搭配是否合格，到小组 PK “王牌搭配师”，再到统计全班最爱的午餐方案，课堂互动感直接拉满，连不爱举手的娃都抢着分享！
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#小学数学[话题]# #四年级数学[话题]#  #营养午餐[话题]#  #数学公开课[话题]#  #教师备课[话题]# #数学课件[话题]# #人教版数学[话题]# #教学资源分享[话题]#  #数学实践课[话题]# #优质公开课[话题]#

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  1. CONNECT:[ UseTime:0.000880s ] mysql:host=127.0.0.1;port=3306;dbname=a_sjds;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.001371s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.001366s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000859s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000634s ]
  6. SELECT * FROM `set` [ RunTime:0.019716s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000856s ]
  8. SELECT * FROM `article` WHERE `id` = 512605 LIMIT 1 [ RunTime:0.000448s ]
  9. UPDATE `article` SET `lasttime` = 1781358061 WHERE `id` = 512605 [ RunTime:0.000775s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 66 LIMIT 1 [ RunTime:0.000239s ]
  11. SELECT * FROM `article` WHERE `id` < 512605 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000452s ]
  12. SELECT * FROM `article` WHERE `id` > 512605 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.001973s ]
  13. SELECT * FROM `article` WHERE `id` < 512605 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.005849s ]
  14. SELECT * FROM `article` WHERE `id` < 512605 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.022104s ]
  15. SELECT * FROM `article` WHERE `id` < 512605 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.016313s ]
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