area source meaning in English

地区性空气污染源
面光源
面积源
面污染源
区域污染源

Submersed land area including different utilizing type by sea water are calculated and the potential economic loss and population affected by the submerged disaster are assessed for no defence ， different sea - level rise and high water level . furthermore , special topic maps of fatalness of sea level rise , vulnerability of land system , socio - economic and ecological vulnerability , and defending ability are produced . the following results are combined with the basic study cell based on area source model following mathematical models of risk evaluation , considered of defence or no defence
运用海平面上升灾害危险性、土地系统易损性、社会生态经济易损性和抗灾能力的数学模型，在mapinfo软件下运行，得到该区上述四种评估因子的专题图；并分别按照考虑抗灾能力以及不考虑抗灾能力两种情况，用海平面上升灾害风险评估模型融合各因子，得到辽河三角洲（盘锦市）海平面上升灾害综合风险评估图。