high level pressure chart

low level pressure chart

fire capabilities chart / fire capability chart

enroute chart / en-route chart

freezing-level chart

pressure chart

depot maintenance (beyond O and I level activities, performed in an industrial-type facility) / D-level maintenance

surveyor's level (surveying level, tbc)

background sound pressure level

overall sound pressure level

adjusted slope of sound pressure level

change in slope of sound pressure level

slope of sound pressure level

average slope of sound pressure level

final background sound pressure level

fixed pressure level

noise pressure level

pressure level

sea level atmospheric pressure

sea level pressure

sound pressure level

High Level Planning Group (OSCE HLPG)

High Level Steering Group

high-level strategic guidance

high-level aerodrome

high-level radiation

high-level combat

high-level signal

high-level reconnaissance drone

anticyclone, high-pressure area

high-pressure bottle

high-pressure gas

high-pressure wave