首页 > Term: active layer
active layer
The top layer of ground subject to annual thawing and freezing in areas underlain by permafrost.
- 词性： noun
- 行业/领域： 地球科学
- 类别 土壤学
- Company: Soil Science Society of America
0
创建者
- Bob Adams
-
(Gold) 1649 分数 - 100% positive feedback
