坳沟
山麓和阶地地区的一种宽浅谷地。又称坳谷。由冲沟发育而成。当冲沟向源侵蚀和下蚀减弱，不再加深谷底，纵剖面坡度平缓，沟床上有沉积物覆盖，并生长草木，沟坡愈来愈变得平缓，不再有明显的沟缘。坳沟的出现，标志着冲沟已进入衰亡阶段。多为丘岗阶地地区的农耕地所在。
16
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contributed at 2011-12-23
Classification(s)
●
Earth System(in Chinese) Geomorphology
Detailed Description
| English |
|---|
| Name | clough |
| Chinese |
|---|
| Name | 坳沟 |
| Description | 山麓和阶地地区的一种宽浅谷地。又称坳谷。由冲沟发育而成。当冲沟向源侵蚀和下蚀减弱，不再加深谷底，纵剖面坡度平缓，沟床上有沉积物覆盖，并生长草木，沟坡愈来愈变得平缓，不再有明显的沟缘。坳沟的出现，标志着冲沟已进入衰亡阶段。多为丘岗阶地地区的农耕地所在。 |
How to Cite
NNU_Group (2011). 坳沟, Concept & Semantic, OpenGMS,
https://geomodeling.njnu.edu.cn/repository/concept/c4d46b11-6819-4b17-bec5-494405fabe21
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