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- damming of debris flow 堵塞坝
- Keywords: ahazard potency of debris flow, externality, cost-benefit analysis. 关键词:土石流特定水土保持区、外部性、成本效益分析。
- Methodological research on numerical simulation and disaster risk assessment of debris flow deposition fan II. 泥石流堆积数值模拟及泥石流灾害风险评估方法2。
- The upper slope was characterized by all kinds of sliding sediments and lower slope by all kinds of debris flow sediments. 其中,上斜坡以各种规模的滑动沈积为特色,下料坡以不同性质的碎屑流沈积为特徵。
- These phenomena also reveal the nonuniformity and self-similarity of debris flow gullies development on certain degree. 这也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。
- C. D. Jan (2000). Introduction of Debris Flow, Scientific and Technical publishing Co. Ltd, in Chinese. 詹钱登,2000,土石流概论,科技图书股份有限公司。
- Dongchuan City, in order to find out the relationship between debris flow risk and the evolution of debris flow gully. 度评价对城市安全与稳定有着重要的意义。
- Mudflow is a special category of debris flow hazards and a form of serious soil erosion as well. 提出了泥流灾害防治中应遵从的6项基本原则。
- A striking feature not explainable in terms of simple viscus behavior is the characteristically blunt terminations or steep outer margins of debris flow. 不能用简单的粘性来解释一种明显的特征是泥石流的钝形终端,或陡的外缘。
- Based on the reason above, the author give a pathbreaking study of the mechanism of debris flow formation in Hailiu clough. 也正是基于此,本文以四川省境内海流沟泥石流为对象,对泥石流形成机理方面的问题进行了探索性研究。
- How does vegetation protect and reinforce soil mass in the slope, accordingly inhibit the occurrence and development of debris flow of hillslope. 植被是如何保护、稳固坡面土体,从而防止坡面泥石流的发生与发展的,对这一问题的研究,是一个正在发展的具有学科交叉性的领域。
- This illuminates that the gully ratio of slops and the drainage area could control the form and progress of debris flow. 其中沟床比降和流域面积的分维值最小,对泥石流沟的形成、演变控制最为显著。
- The change of erasion-deposit properties is relative to developing process of concentration and scale of debris flow body. 其冲淤变化特征与泥石流体的浓度特性和规模大小的发展过程有很大的关系。
- Proceeding from rheological properties of debris flow, the erosion deposit properties of debris flow surges in Jiangjia Ravine are discussed. 摘要从泥石流体流变特性的分析入手,深入地探讨了蒋家沟泥石流阵性流的淤积和冲刷特征。
- In China, mitigation of debris flow and landslide (DFL) disasters is an important issue for road engineering and traffic safe in mountain areas. 摘要山区道路泥石流、滑坡减灾已成为保障道路工程和交通安全的重要问题。
- This paper discusses the principales of debris flow risk zonation,i.e. similarity,integrity,factor synthesis and factor dominancy. 本文进一步讨论了泥石流灾害区划的主要原则,即相似性原则、区域完整性原则、综合性原则和主导因子原则。
- Abstract: This paper discusses the principales of debris flow risk zonation,i.e. similarity,integrity,factor synthesis and factor dominancy. 文摘:本文进一步讨论了泥石流灾害区划的主要原则,即相似性原则、区域完整性原则、综合性原则和主导因子原则。
- Abstract: In light of thicker grain and smaller viscosity of debris flow,a segmented simulation of the debris flow with flume is presented. 文摘:针对水石流颗粒粗,粘性小的特点,提出了利用水槽进行分段模拟水石流的设想,首次通过几何变率解决难度较大的阻力相似问题,改变了以往过度加糙的方式;
- Loose earth locating in mid-forepart catchment are quite unstable,so often be comes main source of loose earth of debris flow. 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;
- The velocity changes and shape of debris flow head submerging into water, and mechanism of stratification flow in the confluence are examined. 试验还表明有分层交汇时泥石流的运动与泥石流在无水流作用下的运动有着本质的不同,而潜入式交汇模式与异重流有相似之处。