论文部分内容阅读
随着国家城镇化战略的实施,全国各地都在加强供水管网等基础设施的建设和改造。从发展动向来看,全国县城和建制镇是今后国内供水管道建设发展的重点。2600多个中小城镇和广大农村乡镇都将实现自来水供应,需建立众多的自来水管网,铺设和使用更多的供水压力管材。国家的发展规划和政策导向已明确提出:
With the implementation of the national urbanization strategy, construction and renovation of infrastructures such as water supply pipelines are being strengthened all over the country. From the development trend of view, the county seat of the country and the town is the future construction of the domestic water supply pipeline development. More than 2,600 small and medium-sized towns and vast rural villages and towns will have access to tap water. There will be a need to establish a large number of water pipe networks, to lay and use more water supply pressure pipes. The country’s development planning and policy direction have clearly stated: