冻裂作用
地表水进入土岩层裂缝冻成脉冰，体积增大，使缝壁裂隙扩大和破碎的作用。又称冰劈作用或冰楔作用。在松软土层内可使缝壁受挤压而生成小弯曲。在岩石大裂隙和空隙中冰的楔开压力，同样会产生冰裂作用。
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contributed at 2011-12-23
Classification(s)
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Earth System(in Chinese) Geomorphology
Detailed Description
| English |
|---|
| Name | frost action |
| Chinese |
|---|
| Name | 冻裂作用 |
| Description | 地表水进入土岩层裂缝冻成脉冰，体积增大，使缝壁裂隙扩大和破碎的作用。又称冰劈作用或冰楔作用。在松软土层内可使缝壁受挤压而生成小弯曲。在岩石大裂隙和空隙中冰的楔开压力，同样会产生冰裂作用。 |
How to Cite
NNU_Group (2011). 冻裂作用, Concept & Semantic, OpenGMS,
https://geomodeling.njnu.edu.cn/repository/concept/a22d9274-a843-4c3a-a29e-497cff86fe89
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