regulator valve [英]ˈreɡjuleitə vælv [美]ˈrɛɡjəˌletɚ vælv 控制阀，调节阀 [例句]Install in tandem with smaller size regulator to improve system performance and extend valve life. 采用较小通径的调节阀进行串联安装，以改善系统性能，延长阀门寿命。