“灌水器”的英语？

灌水器参数化设计是一种面向流量的结构特征参数化设计方法.The parameterized design of emitters is a method facing rate and structural character.迷宫流道灌水器水力性能优良, 在滴灌系统中得到了广泛的应用.Labyrinth - channel emitter, which has good hydraulic performance, is widely...