desertification evaluation

基本解释

Study of desertification quantitative evaluation by remote sensing information is a hot spot of remote sensing application research.
基於遙感手段的荒漠化程度定量化評價是儅前遙感應用研究中的一個熱點問題。
Remote sensing information is widely used in the study of desertification evaluation on account of its merits in its cyclical, macro and systematic aspects.
遙感信息以其周期性、宏觀性和系統性方麪的優勢，在土地荒漠化評價中得到廣泛應用。
Remote sensing, with the merit of large information capacity, huge observation scope, high accuracy and speed, has become the main means of regional desertification monitoring and evaluation.
近些年來，遙感以其信息量大、觀測範圍廣、精度高、數據更新速度快等優點，已成爲區域荒漠化監測與評價的主要手段。