Amendatory Proportional Navigation with Variable Coefficient
variable structure proportional navigation
Virtual target’s proportional navigation
Virtual target’s proportional navigation guidance
Apollo Guidance and Navigation Information
BNGS Bomb Navigation Guidance System
combined navigation guidance
guidance and navigation computer
guidance and navigation control system
inertial navigation and guidance
navigation and guidance
navigation and guidance system
navigation guidance system failure
navigation guidance system interface failure
navigation、guidance control
NBMG Navigation Bombing and Missile Guidance System
parabolic navigation guidance