[1]刘希林,倪化勇.蒋家沟泥石流输沙年际变化及其灾变预测[J].山地学报,2006,(05):550.
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蒋家沟泥石流输沙年际变化及其灾变预测()
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《山地学报》[ISSN:1008-2186/CN:51-1516]

卷:
期数:
2006年05期
页码:
550
栏目:
山地学报
出版日期:
2006-09-30

文章信息/Info

作者:
刘希林;倪化勇;
中国科学院水利部成都山地灾害与环境研究所;中国科学院水利部成都山地灾害与环境研究所 四川成都610041;四川成都610041
关键词:
蒋家沟泥石流年输沙量等维新息灾变模型灾变预测
文献标志码:
A
摘要:
根据云南东川蒋家沟泥石流年输沙量的时序资料,分析了蒋家沟泥石流输沙的年际变化特征,发现历年输沙量变动幅度大,波动明显且年际变化频繁,用灰色系统理论的灾变预测方法,建立泥石流年输沙量的等维新息灾变预测模型,能够对未来可能出现的灾变年份进行较好的预测。在前期研究基础上,补充最新观测资料,建立了新的灾变时间序列和相应的等维新息灾变预测模型,使蒋家沟泥石流的年输沙量灾变预测得以连续进行,并对预测结果进行了检验,效果较为理想。

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更新日期/Last Update: 2006-09-30