分级 | 高程范围/m | 高程分级面积占总面积比重/% | 坡度范围/° | 坡度分级面积占 总面积比重/% | 高程分级的人口密度/(人/km2) | 坡度分级的人口密度/(人/km2) | 高程分级的人口数量/人 | 坡度分级的人口数量/人 | I | ≤ 1800 | 11.63 | ≤ 3 | 8.95 | 254.83 | 130.55 | 2854351 | 1126516 | II | (1800, 2100] | 16.65 | (3, 6] | 13.71 | 149.98 | 122.05 | 2408229 | 1614233 | Ⅲ | (2100, 2400] | 15.31 | (6, 9] | 13.01 | 202.25 | 114.61 | 2982783 | 1438699 | IV | (2400, 2750] | 10.77 | (9, 15] | 22.50 | 146.97 | 117.18 | 1524079 | 2542923 | V | (2750, 3050] | 10.10 | (15, 21] | 16.67 | 71.52 | 125.67 | 695604 | 2021276 | VI | (3050, 3300] | 11.89 | (21, 27] | 11.54 | 36.18 | 128.04 | 414297 | 1425341 | Ⅶ | (3300, 3550] | 9.81 | (27, 35] | 8.91 | 35.06 | 114.75 | 331317 | 986391 | Ⅷ | (3550, 3850] | 7.75 | (35, 43] | 3.65 | 35.53 | 109.91 | 265409 | 386773 | Ⅸ | (3850, 4250] | 4.63 | (43, 50] | 0.91 | 32.24 | 104.82 | 143694 | 92346 | Ⅹ | >4250 | 1.46 | >50 | 0.16 | 16.10 | 94.39 | 22637 | 1416 |
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