【摘要】 在分析"农业经济用水量"的概念及其内涵的基础上,提出了农业经济用水量的决策层次:宏观决策、中观决策和微观决策。着重分析了农业经济用水量决策系统的功能与框架,系统具有数据管理、查询服务、分析统计、模型管理、决策支持、方案评估及系统帮助等功能。并进行了数据库和模型库的设计。在此基础上探讨了系统建立的途径。更多还原

【Abstract】 Economical agricultural water consumption research has become important content of optimizing allocation of regional water resources and scientific management.On the basis of analyzing the concept and connotation of economical agricultural water consumption,decision-making levels of economical agricultural water consumption is put forward,they are macro decision-making,middle decision-making and micro decision-making.And the structure and function of decision support system of economical agricultural water consumption are emphatically elaborated,including seven functions: data management,inquiry service,analysis and statistics,model management,decision support,strategy evaluation and system help.It also designs the data base and model base and investigates the approach to establish the system.更多还原