double meridian distance
meridian angle difference
action-angle-angle transformation
phase angle {angle of phase difference}
angle iron [= angle steel]
attitude angle and course angle error
Complementary Angle of Front Angle
estimation of angle-ofattack and sideslip-angle
face angle of a polyhedral angle
forescattering angle (=forward-scattering angle)
gunwale angle [= gunnel angle]
plane angle of a dihedral angle
re-entrant angle(reentering angle)