摘要
Abstract
In recent years,various disaster have taken place continuously,which threaten people＇s life seriously.With the development of surveying mapping technique,the emergency security system about surveying and mapping is to be imperative.In this paper,several c关键词
测绘/应急保障体系/灾害Key words
surveying ＆ mapping/emergency indemnificatory system分类
天文与地球科学
