“海上丝绸之路”超大城市环境变化遥感分析

冯素云, 张凯选, 鹿琳琳

Remote Sensing Analysis of Environmental Changes in Mega Cities along the Maritime Silk Road

FENG Suyun,ZHANG Kaixuan,LU Linlin

表3 研究区域综合评价指标分类标准

Tab. 3 Classification criteria for comprehensive evaluation indexes in study area

类型 改善 逐步改善 未变 逐步恶化 恶化 分类依据 <u-1.5δ u-1.5δ~u-0.5δ u-0.5δ~u+0.5δ u+0.5δ~u+1.5δ >u+1.5δ 综合评价指标 <33.93 33.93~42.56 42.56~51.20 51.20~59.83 >59.83