【摘要】 在市政建设和环境治理工程建设中 ,雨水和污水管道系统占有较大的投资比例。如何在满足规定的各种技术条件下 ,合理设计城市排水管网是设计中的一个重要课题。本文从已定管线下的优化设计和管线的平面优化布置两方面论述了排水管网设计计算发展中出现的方法及需要解决的问题更多还原

【Abstract】 In the municipal construction and enviromnental treatment project construction,rainwater and sewer line system occupies larger investment ratio. How to reasonably design urban drainage pipe network in meeting the regulated various technical conditions is an important task.The paper states the method in the design, calculation and development of drainage pipe network as well as the problems to be solved in the following two aspects: optimum design under the decided pipe line, the plane optimum arrangement of pipe line.更多还原