城市复合生态系统功能评价及空间优化的中期报告摘要：城市复合生态系统是人类活动与自然环境协同作用的重要载体，对于城市的可持续发展和生态环境保护具有重要意义。本报告旨在通过对城市复合生态系统的功能评价和空间优化进行研究，探讨其在城市可持续发展中的作用和应用。首先，本报告对城市复合生态系统的概念和分类进行了梳理，并对其功能进行了分析和评价。其中，包括水文循环调节、景观美化、空气净化、碳汇和生态服务等多种功能。其次，本报告对城市复合生态系统的空间特征进行了分析和评价，包括生态系统的连通性、扩展性、适应性和多样性等特征。最后，本报告探讨了城市复合生态系统功能评价和空间优化的方法和技术，包括基于GIS和RS的多尺度空间分析、生态系统服务价值评估以及生态网络规划等方法。关键词：城市复合生态系统；功能评价；空间优化；可持续发展；生态环境保护Abstract:Urbancomplexecologicalsystemisanimportantcarrierofhumanactivitiesandnaturalenvironmentcoordination,whichhassignificantmeaningtowardurbansustainabledevelopmentandecologicalenvironmentprotection.Thisreportaimstostudythefunctionalevaluationandspatialoptimizationofurbancomplexecologicalsystemtoexploreitsroleandapplicationinurbansustainabledevelopment.Firstly,thisreportsortsouttheconceptandclassificationofurbancomplexecologicalsystem,andanalyzesandevaluatesitsfunctions,includinghydrologicalcycleregulation,landscapebeautification,airpurification,carbonsink,andecologicalservices.Secondly,thisreportanalyzesandevaluatesthespatialcharacteristicsofurbancomplexecologicalsystem,includingconnectivity,expansibility,adaptability,anddiversity.Finally,thisreportdiscussesthemethodsandtechniquesoffunctionalevaluationandspatialoptimizationofurbancomplexecologicalsystem,includingmulti-scalespatialanalysisbasedonGISandRS,evaluationofecosystemservicevalue,andecologicalnetworkplanning.Keywords:urbancomplexecologicalsystem;functionalevaluation;spatialoptimization;sustainabledevelopment;ecologicalenvironmentprotection