1976-2016年青藏高原地区通达性空间格局演变 |
| 高兴川,曹小曙,李涛,吕敏娟 |
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Evolution of accessibility spatial pattern of the Qinghai-Tibet Plateau in 1976-2016 |
| GAO Xingchuan,CAO Xiaoshu,LI Tao,LV Minjuan |
| 图4 1976-2016年青藏高原地区县城平均最短可达时间 |
| Fig. 4 Average minimum accessible time among counties in the Qinghai-Tibet Plateau in 1976-2016 |
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