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Identification of Potential Sites of Debris Flows in the Upper Min River Drainage, Following Environmental Changes Caused by the Wenchuan Earthquake
  • ISSN号:1008-2786
  • 期刊名称:《山地学报》
  • 时间:0
  • 分类:P642.23[天文地球—工程地质学;天文地球—地质矿产勘探;天文地球—地质学] P532[天文地球—古生物学与地层学;天文地球—地质学]
  • 作者机构:[1]Key Laboratory of Mountain Surface Process and Hazards, Chinese Academy of Sciences, Chengdu 610041, P.R. ChinaInstitute of Mountain Hazards and Environment, Chinese Academy of Sciences, Chengdu 610041, P.R. China
  • 相关基金:This work was supported by the 973 Program (2008CB425803), the Project group of the Knowledge Innovation Program (Kzcx2-Yw-Q03-5- 2) and National Natural Science Foundation of China (Grant No. 40901008).
中文摘要:

Wenchuan 地震引起了作为碎片流动为未来动员提供丰富的 unconsolidated 材料的众多的山崩和倒塌。碎片流动将是很活跃的并且有一段时间在影响区域引起可观的损坏。因为与地震有关的环境变化,许多潜在地危险的碎片流动溪谷还得被识别。这份报纸作为学习区域从 Yinxiu 选择上面的 Min 河到 Wenchuan,解释 unconsolidated 存款,并且讨论他们到从差错的距离的关系。然后,使用那个信息和关于碎片流动出现的另外的因素的价值,潜在的碎片流动的地点被多因素分析全面鉴定和快速的鉴定。多因素全面鉴定采用模糊事元素扩展理论。在学习区域的 unconsolidated 材料的体积是大约 3.28 ?慦汵獴 吗??

英文摘要:

The Wenchuan earthquake caused numerous landslides and collapses that provide abundant unconsolidated material for future mobilization as debris flows. Debris flows will be very active and cause considerable damage for some time in the affected area. Because of environmental changes related to the earthquake, many potentially dangerous debris flow gullies have yet to be identified. This paper selects the upper Min River from Yinxiu to Wenchuan as the study area, interprets the unconsolidated deposits, and discusses their relationship to distance from the fault. Then, applying that information and the values of other factors relating to debris flow occurrence, the locations of potential debris flows are analyzed by multi-factor comprehensive identification and rapid identification. The multi-factor comprehensive identification employs fuzzy matter-element extension theory. The volume of unconsolidated material in the study area is about 3.28 × 10^8 m3. According to the analysis by multi-factor comprehensive identification, 47 gullies have a high probability for potential debris flow, 8 gullies have a moderate probability, and 1 gully has a low probability.

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期刊信息
  • 《山地学报》
  • 北大核心期刊(2011版)
  • 主管单位:中国科学院
  • 主办单位:中国科学院水利部成都山地灾害与环境研究所
  • 主编:邓伟
  • 地址:成都市人民南路四段9号
  • 邮编:610041
  • 邮箱:mountain-res@imde.ac.cn
  • 电话:028-85223826
  • 国际标准刊号:ISSN:1008-2786
  • 国内统一刊号:ISSN:51-1516/P
  • 邮发代号:
  • 获奖情况:
  • 中国自然科学核心期刊,中国科技论文统计源期刊,中国科学引文数据库来源期刊
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  • 被引量:14376