Chrome，
QQ浏览器
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
![[高中地理选择性必修二]4.2第四章第二节资源跨区域调配第一课时](//imgshow.1ydt.com/img?url=%2F%2Fi1.hdslb.com%2Fbfs%2Farchive%2Fd4b9a8cf4ded0201ffc65ef5249a49f3e908b93d.jpg%40672w_378h_1c_%21web-search-common-cover)
-
-
-
-
-
-
-
-
-
-
播放：12 时间：2024-06-20简介： -
-
-
-
-
![[高中地理选择性必修二]4.2第四章第二节资源跨区域调配第一课时](http://imgshow.1ydt.com/img?url=%2F%2Fi1.hdslb.com%2Fbfs%2Farchive%2Fd4b9a8cf4ded0201ffc65ef5249a49f3e908b93d.jpg%40672w_378h_1c_%21web-search-common-cover)
.