海沟边缘隆起
海沟大洋一侧的平缓隆起。距海沟轴100～200千米的海底上分布，宽200～500千米，比高500米左右。有的隆起上可测到(50～60)×10-5米/秒2重力正自由空间异常，亦有例外，如马里亚纳海沟的边缘隆起上则无此类异常。
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contributed at 2011-10-13
Classification(s)
●
Earth System(in Chinese) Marine geology
Detailed Description
| English |
|---|
| Name | marginal swell |
| Chinese |
|---|
| Name | 海沟边缘隆起 |
| Description | 海沟大洋一侧的平缓隆起。距海沟轴100～200千米的海底上分布，宽200～500千米，比高500米左右。有的隆起上可测到(50～60)×10-5米/秒2重力正自由空间异常，亦有例外，如马里亚纳海沟的边缘隆起上则无此类异常。 |
How to Cite
NNU_Group (2011). 海沟边缘隆起, Concept & Semantic, OpenGMS,
https://geomodeling.njnu.edu.cn/repository/concept/1afeb1b8-dca5-44f8-8259-1c1241b11812
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