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3 雨季不同可达性范围的总可达性结果对比

Tab.3 Comparison of total accessibility of different accessibility areas in the rainy season

可达性/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 [0, 2) 16.237 16.235 -0.002 [2, 4) 26.394 26.369 -0.025 [4, 6) 15.784 15.789 0.005 [6, 8) 7.997 7.998 0.001 ≥8 33.589 33.609 0.021