甘肃河西地区持续发展的系统优化

SYSTEM OPTIMA BASED ON THE SUSTAINABLE DEVELOPMENT IN THE HEXI REGION, GUANSU, CHINA

本文运用持续发展的理论和系统动力学（ＳＤ）方法，剖析了河西地区人口、资源、环境和经济发展子系统之间的基本反馈结构，应用模型仿真结果，就河西地区持续发展的若干问题进行了分析，提出了持续发展的途径．

The Hexi regoin is the basis of industry and agriculture and one of centres of economy and culture in northwestern China. This paper, applying theory of sustainable development and dynamic system, studies the functional stucture and feedback mechanism among subsystems of population, resources and environment ; establishes system models of economy, resources and environment on various development ; pus forward regional strategies of sustainable development, the crux of which is the realization of high beneficial use of water resources.