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三年级体育《预防近视很重要》课件分享

  • 2026-11-08 10:32:12

三年级体育《预防近视很重要》课件分享

这课用「视力存款」把近视讲得很好懂。先分清遗传、行为、环境三类因素，再用护眼三把锁：距离锁练读写姿势，休息锁练远眺和课间离开座位，阳光锁算一天户外够不够两小时。学习角检查卡让小组找灯光和屏幕位置的问题，最后填一周守护计划，第二天分享一个小行动就行。

需要的老师留言，我私你。

#小学体育 #体育与健康 #小学体育备课

内蒙古,2小时前,
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59个要素课件介绍(1)

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  1. CONNECT:[ UseTime:0.000849s ] mysql:host=172.18.0.4;port=3306;dbname=a_sjds;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.000986s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000472s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000395s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000801s ]
  6. SELECT * FROM `set` [ RunTime:0.000375s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000743s ]
  8. SELECT * FROM `article` WHERE `id` = 535140 LIMIT 1 [ RunTime:0.000337s ]
  9. UPDATE `article` SET `lasttime` = 1794184278 WHERE `id` = 535140 [ RunTime:0.001126s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 66 LIMIT 1 [ RunTime:0.000306s ]
  11. SELECT * FROM `article` WHERE `id` < 535140 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000413s ]
  12. SELECT * FROM `article` WHERE `id` > 535140 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.000396s ]
  13. SELECT * FROM `article` WHERE `id` < 535140 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000454s ]
  14. SELECT * FROM `article` WHERE `id` < 535140 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.000468s ]
  15. SELECT * FROM `article` WHERE `id` < 535140 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.000760s ]
0.082469s