基于GIS的贫困地区降雨诱发型地质灾害风险评估----以湖北省恩施州为例
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陈曦炜, 裴志远, 王飞
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GIS-based Assessment of Rainstorm-induced Geological Hazards Risk in Enshi Autonomous Prefecture
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CHEN Xiwei, ,PEI Zhiyuan,WANG Fei
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| 表6 恩施州降水诱发型地质灾害不同脆弱性等级面积(km2)与比例(%) |
| Tab. 6 The area and proportion of different vulnerabilities in Enshi Autonomous Prefecture |
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| 地区 | 低 | 较低 | 中等 | 较高 | 高 | | 面积 | 比例 | 面积 | 比例 | 面积 | 比例 | 面积 | 比例 | 面积 | 比例 | | 巴东县 | 1484.00 | 44.58 | 1300.00 | 39.05 | 362.00 | 10.87 | 135.00 | 4.06 | 48.00 | 1.44 | | 建始县 | 882.00 | 33.31 | 1240.00 | 46.83 | 386.00 | 14.58 | 101.00 | 3.81 | 39.00 | 1.47 | | 恩施市 | 1383.00 | 35.11 | 1639.00 | 41.61 | 638.00 | 16.20 | 188.00 | 4.77 | 91.00 | 2.31 | | 利川市 | 1612.00 | 35.00 | 1770.00 | 38.43 | 818.00 | 17.76 | 265.00 | 5.75 | 141.00 | 3.06 | | 鹤峰县 | 1833.00 | 63.36 | 732.00 | 25.30 | 236.00 | 8.16 | 63.00 | 2.18 | 29.00 | 1.00 | | 宣恩县 | 1123.00 | 40.50 | 893.00 | 32.20 | 495.00 | 17.85 | 175.00 | 6.31 | 87.00 | 3.14 | | 咸丰县 | 875.00 | 34.15 | 920.00 | 35.91 | 492.00 | 19.20 | 195.00 | 7.61 | 80.00 | 3.12 | | 来凤县 | 353.00 | 26.74 | 448.00 | 33.94 | 226.00 | 17.12 | 153.00 | 11.59 | 140.00 | 10.61 | | 合计 | 9545.00 | 39.66 | 8942.00 | 37.15 | 3653.00 | 15.18 | 1275.00 | 5.30 | 655.00 | 2.72 |
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