当前位置：首页>高中资源包>公开课丨高中地理:今天你节约用电了吗——资源、环境和国家安全

公开课丨高中地理:今天你节约用电了吗——资源、环境和国家安全

  • 2026-02-11 14:36:34
公开课丨高中地理:今天你节约用电了吗——资源、环境和国家安全
本期研直播公开课，选取了由上海市格致中学奉贤校区姜惠敏老师执教的“今天你节约用电了吗——资源、环境和国家安全”课例。

所属年级：高中地理（高中二年级）

执教教师：姜惠敏（上海市格致中学奉贤校区）

观看更多精彩课例

方式一：长按下方二维码直接观看

方式二：复制链接到浏览器中打开

https://live.yanxiu.com/lv2/topic/1144/detail

课例来源：2025年4月24日，由广州市越秀区教育发展研究院、上海市黄浦区教育学院、成都高新区教育发展中心主办的“2025年基础教育课程教学改革深化行动沪穗蓉协同推进会”。
点击下方卡片关注“研直播”
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↓点击【阅读原文】，查看“公开课”往期内容
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  1. CONNECT:[ UseTime:0.000926s ] mysql:host=127.0.0.1;port=3306;dbname=c_67808;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.001458s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.016960s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.002055s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.001681s ]
  6. SELECT * FROM `set` [ RunTime:0.000716s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.001554s ]
  8. SELECT * FROM `article` WHERE `id` = 458464 LIMIT 1 [ RunTime:0.003702s ]
  9. UPDATE `article` SET `lasttime` = 1770857686 WHERE `id` = 458464 [ RunTime:0.014070s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 66 LIMIT 1 [ RunTime:0.000747s ]
  11. SELECT * FROM `article` WHERE `id` < 458464 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.008374s ]
  12. SELECT * FROM `article` WHERE `id` > 458464 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.001155s ]
  13. SELECT * FROM `article` WHERE `id` < 458464 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.002610s ]
  14. SELECT * FROM `article` WHERE `id` < 458464 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.005086s ]
  15. SELECT * FROM `article` WHERE `id` < 458464 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.005609s ]
0.196124s