unbalanced earth pressure
pressure pressure resistance sensor
air pressure pneumatic pressure
atmospheric pressure [= barometric pressure]
differential pressure protection of compressed air pressure
external pressure vessel tested by internal pressure
flux-pressure and pressure drop
high back-pressure and low oil pressure trip
High Pressure Oil Pipe Pressure Wave
High Pressure Water Pressure Test
high pressure water-pressure test
high pressure-intermediate pressure rotor
High-pressure air pressure
high-pressure pipe pressure-wave
low pressure and normal pressure
low pressure fuel oil pressure gauge
low pressure regulating pressure valve
low pressure standby oil pressure
low pressure standby pressure