(рлк.) ультравузький селекторний імпульс
narrow-narrow gate pulse
narrow gate
narrow gate pulse
narrow field of view (NFOV)
narrow slit trench
longitudinal slot in narrow face
boom barrier (boom gate)
gate sentry
stern gate
boom gate
visible gate
flux gate detector
gyro flux(-)gate compass
gyro stabilized flux(-)gate compass
gate change
gate
gate a target in range
gate pulser
sea chest gate valve
swinging gate principle