micro-pressure type pilot-operated regulating valves的意思|示意
美 / /
英 / /
微压式先导式调节阀
micro-pressure type pilot-operated regulating valves的网络常见释义
氮封阀 ... 自力式调节阀 self-operated pressure regulating valves 氮封阀 micro-pressure type pilot-operated regulating valves 切断阀 shut-off valves ...