220517-10190339-水土流失的自然原因

Added by 10190339 3 年 ago

38 Views0 Comments0 Likes

220516-期末考试（地球自转的规律）-10190412

Added by 10190412 3 年 ago

38 Views0 Comments0 Likes

220516-褶皱的形成与特点-10190110

Added by 10190110 3 年 ago

36 Views0 Comments0 Likes

20220516-褶皱的形成与特点-10190301

Added by 10190301 3 年 ago

33 Views0 Comments0 Likes

20220516-褶皱的形成与特点-10190521

Added by 10190521 3 年 ago

32 Views0 Comments0 Likes

20220516-黄土高原水土流失的成因-10190425

Added by 10190425 3 年 ago

25 Views0 Comments0 Likes

因为返校前在酒店住满14天，用PPT画笔代替黑板，实验演示部分是上个礼拜在家里的时候拍的

20220516-褶皱的形成与特点-10190314

Added by 10190314 3 年 ago

24 Views0 Comments0 Likes