摘要
利用收集的2000多个铁路水害的记录,计算分析了我国铁路水害的一些统计规律,它们可以总结为:1.我国铁路水害的月特征是:从整体上看绝大部分都发生于6～8月,由北到南又有些差异;2.我国铁路水害月平均断道次数服从正态分布规律;3.铁路水害频发地区集中在成都、郑州、哈尔滨、沈阳等铁路局,其中成都、郑州两局水害占全路的一半。
Using more than 2000 records of railway flood disasters in China. The statistical characteristics of railway flood disasters in China were discovered as follows: 1. The action of railway flood disasters in China showed clear monthly variation in recent 10 years. Most of them took place in June to August. Railway flood disasters were different between the North and the South of China. 2. Monthly average line break frequency caused by railway flood disasters yield to normal distribution, 3. The most frequent areas of railway flood disasters located in Chengdu. Zhengzhou, Harbin and Shenyang railway administrations.
出处
《自然灾害学报》
CSCD
1995年第4期76-81,共6页
Journal of Natural Disasters
基金
国家自然科学基金
关键词
洪水
铁路
水害
时空统计
Flood Railway in China Statistical characteristics
