四川暴雨泥石流分析 | |
唐邦兴 | |
专著(文集)名 | 泥石流(2) |
其他责任者 | 中国科学院成都地理研究所 编辑 |
1983 | |
出版者 | 科学技术文献出版社重庆分社 ; 科学技术文献出版社重庆分社 |
出版地 | 北京市 ; 北京市 |
出处页码 | 9-13 |
关键词 | 暴雨泥石流 分布 特征 成因 四川 暴雨泥石流 分布 特征 成因 四川 |
出版者 | 科学技术文献出版社重庆分社 ; 科学技术文献出版社重庆分社 |
出版地 | 北京市 ; 北京市 |
关键词 | 暴雨泥石流 分布 特征 成因 四川 暴雨泥石流 分布 特征 成因 四川 |
其他题名 | An Analysis of Heavy-rainfall-induced Debris Flows of Sichuan in 1981 |
中文摘要 | 1981年四川大部分地区连降暴雨,不仅形成特大洪灾,而且造成了解放以来少有的暴雨泥石流灾害,使国家和人民蒙受了巨大的损失。本文1981年四川暴雨泥石流的分布、特征及成因。 |
英文摘要 | From June to September of 1981, the heavy rainfall repeatdly fell in the vast mountainous regions of Sichuan prov. , thus causing the debris flows. Such extensive distributions, high frequency, large scales and seriusous damages of debris flows are exceptional in history. The affected fifity counties in Sichuan prov. There are 1060 debris gullies in total, in which the debris flow of Lizhiyida in Ganlo lasted about an hour. Its max. velocity was 10m/s and the discharge was up to 2000 m^3/s. The soild materials which were brought out total up a few 100 thousand cubic metres. The railway bridge was destroyed and the train was overturned, and so traffic was held up for half of a month. The losses was over ten million yuan. The debris flows of 1981 in Sichuan were caused by the heavy rainfall. In case of strong folds, developing rifts (especially the mobile rifts), active earthquakes, slacking rock and abundant losse matericals, in the mountainous region with high peaks and deep valleys, steep slopes and torrents, and less vegetations, the debris would occur while the rainfall was 50 mm/day or 10 mm/10 min. The debris flows densely distributed in the centre of heavy rainfall area. |
语种 | 中文 |
内容类型 | 专著章节/文集论文 |
源URL | [http://ir.imde.ac.cn/handle/131551/6212] |
专题 | 成都山地灾害与环境研究所_成都山地所知识仓储(2009年以前) |
推荐引用方式 GB/T 7714 | 唐邦兴. 四川暴雨泥石流分析. 泥石流(2). 北京市, 北京市:科学技术文献出版社重庆分社, 科学技术文献出版社重庆分社,1983:9-13. |
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