以图像波谱分析为基础 ,运用遥感图像解译和数字图像处理技术 ,能有效地提取公路工程活动构造、滑坡、泥石流等地质灾害信息 ,为公路线路方案选择、工程地质条件及区域稳定性评价、公路工程的规划设计等提供科学的依据 ,在地处喜马拉雅山东端及雅鲁藏布江大峡谷腹地的西藏墨脱高等级公路工程勘察中 ,使用这种方法取得了较好的效果 Based on image spectrum analysis, using remote sensing image interpretation and digital image processing technology, geological hazard information of highway construction activities, landslides and debris flows can be effectively extracted for the selection of highway routes, engineering geological conditions and regional stability assessment, Highway engineering planning and design to provide a scientific basis, located in the eastern end of the Himalayas and Brahmaputra hinterland of Tibet Medog high-grade highway engineering survey, using this method has achieved good results