基于TOPSIS和热点分析的都汶公路沿线地质生态环境承载力评价
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张琛, 汪宙峰, 汪裕峻, 徐建伟
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Evaluation of geological and ecological environment carrying capacity along Dujiangyan-Wenchuan Highway based on TOPSIS and hotspot analysis
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Chen ZHANG, Zhoufeng WANG, Yujun WANG, Jianwei XU
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表2 各指标分级标准
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Table.2 Classification criteria for each indicator
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| 指标 | 分值 |
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| 0 | 1 | 2 | 3 | 4 | 5 |
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| C1/（km·km-2） | - | <2.6 | 2.0 ~ 2.6 | 1.5 ~ 2.0 | 0.5 ~ 1.0 | <0.5 | | C2/m | 0 ~ 15 | 15 ~ 200 | - | 200 ~ 400 | - | >400 | | C3 | - | >X | IX | VIII | VII | <VI | | C4/MPa | - | frk≤5 | 15≥frk>5 | 30≥frk>15 | 60≥frk>30 | frk>60 | | C5/m | - | >3 000 | 2 000 ~ 3 000 | 1 200 ~ 2 000 | 800 ~ 1 200 | <800 | | C6/（°） | - | >30 | 15 ~ 30 | 8 ~ 15 | 5 ~ 8 | <5 | | C7/（个·km-2） | - | >27 | 15 ~ 27 | 8 ~ 15 | 3 ~ 8 | <3 | | C8 | 有 | - | - | - | - | 无 | | C9/mm | - | <200 | 200 ~ 400 | 400 ~ 800 | 800 ~ 1000 | >1 000 | | C10 | - | <20 | 20 ~ 40 | 40 ~ 60 | 60 ~ 75 | 75 ~ 100 | | C11 | - | 85 ~ 100 | 75 ~ 85 | 60 ~ 75 | 40 ~ 60 | <40 | | C12/（°） | 非耕地 | >25 | - | 15 ~ 25 | 5 ~ 15 | <5 | | C13 | - | <20 | 20 ~ 45 | 45 ~ 70 | 70 ~ 90 | 90 ~ 100 | | C14 | - | <20 | 20 ~ 35 | 35 ~ 60 | 60 ~ 85 | 85 ~ 100 | | C15 | - | <20 | 20 ~ 35 | 35 ~ 60 | 60 ~ 85 | 85 ~ 100 | | C16/（个·km-2） | - | 90 ~ 100 | 80 ~ 90 | 60 ~ 80 | 30 ~ 60 | 0 ~ 30 | | C17/美元 | - | <975 | 975 ~ 3 855 | 3 855 ~ 11 905 | - | >11 905 | | C18 | - | <20 | 20 ~ 40 | 40 ~ 50 | 50 ~ 60 | >60 | | C19 | - | <0.3 | 0.3 ~ 0.5 | 0.5 ~ 0.7 | 0.7 ~ 0.9 | >0.9 | | C20 | - | <1.5 | 1.5 ~ 2.5 | 2.5 ~ 3.5 | 3.5 ~ 4.5 | >4.5 |
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