розколювати фронт, проривати оборону
deployment line; line of deployment (LD); line of departure
crack defenses/the front
crack shot
crack troops
crack-through
crack tank unit
crack truck body
corrosion crack
crack detection
fatigue crack
loaded crack
partial-thickness crack
stress corrosion crack
thermal-shock crack
surface crack detector
hairline crack / microcrack
microcrack / hairline crack
crack
crack defenses
crack an attack
crack through the shells
crack а сode
observer-target line (OT line)
scheme trail line (tag line)
armistice demarcation line
beyond line-of-sight (BLOS)
bulk distribution line
cease-fire line (CFL)
combat outpost line
confrontation line
contact line
contamination control line