- macrosolifluction
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大型泥石流的英文
例句与用法
- Abstract : the authors discuss roundly source of loose earth fo r impact - deposit debris flow to develop taking pingchuan debris flow , one of the quite typical impact - deposit debris flows in southwest sichuan province ， as an example in this paper . on the basis of detailed investigations in - situ , geotechn ial testing in lab and theory analysis , all results indicate obviously that moder ate and bulky loose earth in giant debris flow situating in southwest sichuan mo untainous area are main institute , whose tribulation are consistent with landform s . loose earth locating in mid - forepart catchment are quite unstable , so often be comes main source of loose earth of debris flow . formation of loose earth is cont rolled principally by geologic and geotechnical environment while human actions is the secondary factor for loose earth to form . in many times , human actions prov ide loose earth through loose earth stability
文摘:本文以极具典型的平川泥石流为例比较全面的分析了冲淤变动型泥石流的物源问题.根据现场调研及室内岩土分析进行的研究成果显示，川西南高山深谷地区的大型泥石流沟中的松散土体以中、粗粒段为主，其分布与地形密切相关；位于泥石流沟中、前部位的松散土体的稳定性最差，是补给泥石流的重要物源；松散土体的发育主要受控于地质及岩土环境，人类活动只能影响松散土体的稳定性