一个完整的花坛灌溉系统一般由水源、首部枢纽、管网和灌水器等组成。花坛灌溉系统水源一般用城市供水系统作为水源。水源水质应满足灌溉水质标准的要求。首部枢纽其作用是从水源取水,进行加压、水质处理、肥料注入和系统控制。一般包括过滤器、逆止阀、压力 A complete flower bed irrigation system generally by the water, the first hub, pipe network and emitter components. Flower bed irrigation system water sources generally use urban water supply system as a source of water. Water quality should meet the requirements of irrigation water quality standards. The role of the first hub is to extract water from sources for pressurization, water treatment, fertilizer injection and system control. Generally include filters, check valves, pressure