atmospheric pressure bed

catalyst bed layer resistance

deep layer bed

fix bed layer gasifier

Mid-temperature transfom bed layer temperature

central layer pressure

rock layer pressure movement rule

Separater layer pressure

soil layer pressure test

surface layer pressure

acceleration pressure drop

additional pressure drop

adiabatic pressure drop

air pressure drop

allowable pressure drop

allowed pressure drop

amendment pressure drop method

Artery pressure drop

Beggs-Brill pressure drop model

bit pressure drop