基于SBAS-InSAR技术的中老铁路沿线地表形变空间分布研究——以景洪段为例

靳婷婷, 喜文飞, 钱堂慧, 郭峻杞, 洪文玉, 丁子天, 桂富羽

Exploring the spatial distribution of surface deformations along the China-Laos railway based on SBAS-InSAR technology: Taking the Jinghong section as an example

JIN Tingting, XI Wenfei, QIAN Tanghui, GUO Junqi, HONG Wenyu, DING Zitian, GUI Fuyu

表1 形变区统计

Tab.1 Statistics of the deformation areas

因子 分级 形变区数量/个 占比/% 海拔 [400,600) m 2 5.4 [600,800) m 5 13.5 [800,1 000) m 12 32.4 [1 000,1 200) m 7 18.9 [1 200,1 400) m 10 27.0 ≥1 400 m 1 2.7 距水系距离 <1 000 m 6 16.2 ≥1 000 m 31 83.8 距断层距离 <1 000 m 5 13.5 ≥1 000 m 32 86.5 工程地质 岩组 坚硬岩类 3 5.4 较硬岩类 2 8.1 软岩类 30 81.1 极软岩类 2 5.4