[1]李俊才,胡卸文.金沙江向家坝库区泥石流发育状况及其沟谷形态的非线性特征[J].山地学报,2001,(01):29.
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金沙江向家坝库区泥石流发育状况及其沟谷形态的非线性特征()
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《山地学报》[ISSN:1008-2186/CN:51-1516]

卷:
期数:
2001年01期
页码:
29
栏目:
山地学报
出版日期:
2001-02-28

文章信息/Info

作者:
李俊才;胡卸文
成都理工学院!四川成都610059;西南交通大学土木工程学院!四川成都610031
关键词:
泥石流沟谷形态演变
文献标志码:
A
摘要:
通过对金沙江向家坝库区长约 15 0km范围内的 5 5条泥石流沟发育状况统计显示 ,自库首至库尾 ,泥石流沟的数目、发育密度及规模均呈逐渐增强趋势。同时泥石流沟的流域面积、主沟长度及纵坡平均坡降均存在明显的分形特征 ,它们与沟道数目之间有良好的非线性关系 ,并在一定程度上揭示了这些泥石流沟谷形态演变的非均匀性和自相似性。

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更新日期/Last Update: 2001-02-28