【摘要】 本文应用最优控制理论，提出了城市防洪堤坝适时适度维护的经济决策模型。在一定条件下，给出堤坝最优反馈维护决策方法，并给出了一个简单的算例，说明了该法的应用和经济效益。更多还原

【Abstract】 This paper proposed economic decision model of dam maintenances of flood control in city timely and appropriately by using the optimal control theory,Under a certain condition,the maintain decision method of optimal feed back for dam and an example are showed to describe the application and the economic effects of the method.更多还原