由于近年来，农业产业结构的调整，加上水资源的短缺，我国农业用水已基本结束了大水浸灌漫灌陋习，对科学灌溉越来越重视，因而对先进的农业节水灌溉技术和设备需求量日益增大，主要表现为：一是由各级政府牵头组建的现代农业科技示范围区，急需先进的微灌、喷灌技术和设备； In recent years, due to the adjustment of agricultural industrial structure and the shortage of water resources, agricultural water in China has basically ended the bad habit of flood irrigation and flood irrigation and paid more and more attention to scientific irrigation. Therefore, advanced agricultural water-saving irrigation technologies and equipment Demand is increasing day by day, mainly as follows: First, modern agricultural science and technology demonstration zones led by governments at all levels urgently need advanced micro-irrigation, irrigation technology and equipment;