考虑季节性的青藏高原地区公路可达性评价

刘庆芳, 卢文清, 戴特奇, 宋金平, 刘宇藩, 李洁

Evaluation of road accessibility in the Qinghai-Tibet Plateau regionconsidering seasonality

LIU Qingfang, LU Wenqing, DAI Teqi, SONG Jinping, LIU Yufan, LI Jie

表2 雨季分设施的不同可达性范围的面积占比

Tab.2 Areal proportion of accessibility areas of different facilities during the rainy season

设施类别 可达性范围/h 占青藏全域总面积的比重/% 未考虑降水影响 考虑降水影响 降水影响的变化 医疗服务设施 [0, 2) 21.827 21.814 -0.013 [2, 4) 17.678 17.676 -0.002 [4, 6) 11.821 11.822 0.001 [6, 8) 7.763 7.762 -0.001 ≥8 40.911 40.926 0.014 商业服务设施 [0, 2) 25.887 25.875 -0.013 [2, 4) 19.969 19.970 0.001 [4, 6) 11.581 11.578 -0.002 [6, 8) 6.995 6.994 -0.001 ≥8 35.568 35.584 0.015 城市功能服务设施 [0, 2) 3.912 3.911 -0.001 [2, 4) 9.978 9.976 -0.003 [4, 6) 12.116 12.105 -0.011 [6, 8) 11.124 11.113 -0.011 ≥8 62.870 62.896 0.026 交通服务设施 [0, 2) 7.700 7.700 0 [2, 4) 15.989 15.989 0 [4, 6) 16.018 16.014 -0.003 [6, 8) 14.851 14.833 -0.017 ≥8 45.443 45.464 0.021