axial percussion bracket

axial time bracket

lateral percussion bracket

percussion bracket

axial-flow (jet) engine

axial-flow turboshaft engine

axial load

axial observation

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 observation spotting

axial-lateral conduct of fire

percussion arrangement

percussion bullet

percussion cap

percussion fired

percussion fuze

percussion lock

percussion-type firing mechanism

angle of percussion

direct percussion

electrical and percussion fuze

instantaneous percussion fuze

force of percussion