захищений авіаційний ангар / капонір
in the period in which the communications channel has been open
bomb proof shelter / bombproof shelter
hardened position
face-hardened armor
hardened and networked army
buried and hardened cable communications system
hardened
atomic shelter
bomb shelter
covered shelter
deployable rapid assembly shelter (DRASH)
improvised unventilated shelter
lightweight weather tight shelter
NBC shelter
personnel shelter
plastic foam shelter
prone shelter
protective shelter
public shelter
shellproof shelter
troop shelter
shelter belt
A-shelter
van shelter
control shelter
wall shelter
baby elephant shelter
gas shelter
warmup shelter
sealed shelter
surface shelter
be under shelter