axial observation spotting

axial observation

flash-spotting observation post

spotting observation

observation point / observation post (OP)

axial-flow (jet) engine

axial-flow turboshaft engine

axial load

axial pressure

axial bearing

axial exit nozzle

axial flow compressor

axial piston pump

axial velocity

axial-flow turbine

axial (component of) induced velocity

axial fan

axial flow

axial mining

axial percussion bracket

axial-lateral conduct of fire

axial time bracket

axial ratio

mine spotting

spotting and reconnaissance aviation

spotting points

deviation spotting

bilateral spotting, horizontal base method

flash-ranging (location), flash-spotting

reconnaissance spotting helicopter

bilateral spotting

vertical spotting

flank spotting