Based on the principle of GIS and database system, data model, function modules and agent structure of sediment silting system of watercourse and reservoir zone is designed.
根据GIS、数据库系统的原理，设计实现了河道与库区泥沙淤积系统的数据模型、功能模块和主体结构，成功地将基础数据库进行了入库操作。
And then the article put forward the lending rate pricing model based on the Maximum principle, which is in the framework of the principal-agent, which lead to a series of credit control strategies.
利用极大值原理，在委托-代理的框架下，提出了贷款利率的定价模型，借以缓解房地产信贷中的信息不对称问题。
Analyzing model frame, work principle of mobile agent adapter in process of single-domain and cross-domain data exchange, a data exchange model based on mobile agent is proposed.
分析了移动代理适配器在单域及跨域数据交换过程中的模型框架，提出了一种基于移动代理的数据交换模型。
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