遥感技术在成昆铁路泥石流沟调查中的应用

Application of Remote Sensing Technology in Surveying Debris Flow of Chengdu-Kunming Railway

本文结合成昆铁路泥石流沟遥感技术调查研究,归纳了遥感图像判别泥石流沟的工作步骤;论述应用遥感图像宏观定性判别和统计分析判别泥石流沟的方法;着重阐明利用遥感图像判别泥石流沟,比常规方法不仅大大提高了判别准确性和应用效果,而且还可以节省大量的人力、物力和财力,具有明显的经济效益和技术优势。

Combining with research on remote sensing technology for debris flow of the Chengdu-Kunming Railway,this paper summarizes the processing procedures of applying remote sensing images to differentiate debris flows,expounds the methods of how to differentiate debris flow ditches with remote sensing images to make macro-qualitative and statistical analysis,and emphatically expounds that applying remote sensing images to differentiate not only raises precision and practical effect of differentiation,but also saves up great amount of manpower,material and property.Therefore,it has prominent economic efficiency and technological advantage.