self-operated differential pressureegulator
... self-operated flow regulator 自力式流量调节阀 self-operated differential pressureegulator 自力式差压调节阀 Self-operated relief valve 自力式调压阀 ...
基于1个网页-相关网页
self-operated differential pressureegulator
自助式差压调节器
以上为机器翻译结果，长、整句建议使用 人工翻译 。