operated differential pressure regulator
self-operated controller自力式控制器 self-operated differential pressure regulator自力式差压调节阀 self-operated flow regulator自力式流量调节阀 ..
基于1个网页-相关网页
operated differential pressure regulator
操作差压调节器
以上为机器翻译结果，长、整句建议使用 人工翻译 。