自动控制器

self-acting shutter【机】;self-operated valve【机】;

self-operated thermostatic controller【自】

self-acting control【自】;self-operated control【自】;self-operating control【自】

self-operated regulator

self-operated controller

self-acting controller【自】;self-operated controller【自】;

self-operated controller【自】

self-operated regulator【自】