change lever

change lever shank

change-lever spring

fire change lever

speed change lever

change-lever shank

gear change hand lever

belt feed lever pivot spring / belt-feed lever pivot spring

firing-lever spindle actuating lever

flap slat CTL lever / flap and slat control lever

permanent change of station

pitch change beam / link / rods

quick-change barrel

area change forecasting

no significant change

configuration change plan (CCP)

waypoint change

change gear

change over from travelling to fire position

change wheels

change-over period

change-speed gearbox

invisible change

change of volume (CVOL)

UN Framework Convention on Climate Change (UNFCCC)

volumetric change

adiabatic change

environmental change

weather change

change in slope of sound pressure level

acute environmental change

substantial change of a hydrodynamic quantity

aviation contribution to climate change