陕西省商洛地区1994年山洪泥石流灾害研究

A Study of Calamities, Shangluo Prefecture, Shaanxi Province, 1994

通过野外实际考察，对１９９４年商洛地区发生的大面积暴雨泥石流的类型、分布、形成条件，以及典型泥石流的流速和流量进行了计算。认为泥石流是山区主要的自然灾害，只有恢复生态环境，加强防治措施，才能减轻泥石流灾害损失，促进该地区国民经济的发展。

In Shangluo Prefecture, Shaanxi, occurred heavy rain and debris flow in large area, 1994. People there suffered grievous losses. Through field practical investigation type the spread and formation conditions of the flow are studied and the typical flow along the ditch is measured and the current velocity of the flow along the ditch is found. It is considered that debris flow is the most serious natural calamity there and that only by restoration of ecological environment and strengthening of its prevention and control can the calamity threatening be lessened and national economy be flourishing there.