actual working pressure
allowable working pressure
high pressure working condition
maximum allowable working pressure
maximum safe working pressure
safety working pressure
safety working pressure rating
working pressure
操作压力
工作压力
工作压强
工作气压
使用压力
工坠力
真空度
生产井
Working pressure source
pressure pressure resistance sensor
differential pressure protection of compressed air pressure
external pressure vessel tested by internal pressure
High Pressure Water Pressure Test
low pressure and normal pressure
non pressure and pressure flow