兰州-西宁城市群国土空间演化特征及分区优化

罗君, 张学斌, 石培基

Spatial evolution characteristics and zoning optimization of Lanzhou-Xining urban agglomeration in the upper reaches of the Yellow River

Jun Luo, Xuebin Zhang, Peiji Shi

表2 兰西城市群国土空间结构变化

Table 2 Territorial spatial structure change of Lanzhou-Xining urban agglomeration

年份 单位 SCKJ SHKJ STKJ NYSCKJ GKSCKJ CZSHKJ NCSHKJ LDSTKJ CDSTKJ SYSTKJ QTSTKJ 1995 面积/km2 18 951.17 78.62 277.53 981.71 8 840.61 58 103.28 1 263.04 7 964.69 比例/% 19.65 0.08 0.29 1.02 9.16 60.24 1.31 8.26 2005 面积/km2 18 710.59 106.80 418.61 1 002.56 8 796.31 58 363.58 1 374.60 7 687.60 比例/% 19.40 0.11 0.43 1.04 9.12 60.51 1.43 7.97 2015 面积/km2 18 467.51 284.23 704.78 1 129.70 8 800.06 59 060.60 1 504.26 6 509.53 比例/% 19.15 0.29 0.73 1.17 9.12 61.23 1.56 6.75 2020 面积/km2 18 239.47 451.38 792.72 1 128.70 8 805.38 59 053.10 1 503.90 6 486.00 比例/% 18.91 0.47 0.82 1.17 9.13 61.22 1.56 6.72