火山喷发前兆
预示火山将要喷发的自然现象。重要的现象有：地温升高，喷气孔活动加强，气体温度升高，喷出的气体中硫质增多，火山脉动加强，地震频繁，火山及其附近地面出现微小的倾斜，地磁场发生特殊的变化等。这些现象都是火山喷发前高热的岩浆在地下大量聚集所引起。
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contributed at 2011-10-13
Classification(s)
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Earth System(in Chinese) Volcanic geology
Detailed Description
| Chinese |
|---|
| Name | eruption symptom，forerunning phenomena |
| Chinese |
|---|
| Name | 火山喷发前兆 |
| Description | 预示火山将要喷发的自然现象。重要的现象有：地温升高，喷气孔活动加强，气体温度升高，喷出的气体中硫质增多，火山脉动加强，地震频繁，火山及其附近地面出现微小的倾斜，地磁场发生特殊的变化等。这些现象都是火山喷发前高热的岩浆在地下大量聚集所引起。 |
How to Cite
NNU_Group (2011). 火山喷发前兆, Concept & Semantic, OpenGMS,
https://geomodeling.njnu.edu.cn/repository/concept/be184136-e458-4fec-abe6-008adebaa7ee
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