1)ASRV Air Switching Relief Valve,空气转换减压阀2)reduction pressure valve,空气减压阀3)ASV Air Switching Valve,空气转换阀,空气开关阀4)air signal reducing valve,空气信号减压阀5)APREVLV Air Pump Relief Valve,空气泵减压阀6)secondary air switching valve,二次空气转换阀
用法和例句
The structure and principle of JTY—1 type air reduction pressure valve for double wind pipe of installation in the raising speed locomotive are described.