зустрічне зіткнення; зіткнення на зустрічних курсах
penetrating head injury / open head injury
drop head body (drop-head body)
head-to-head flyoff
airborne collision avoidance system (ACAS)
collision regulations (COLREGS)
lead collision course
traffic collision avoidance system (TCAS)
collision avoidance system-equipped aircraft
midair collision control
near collision
unavoidable collision
aerial collision
air collision
airborne collision avoidance system
approach lights collision
avert collision
avoid collision
bird collision
mid-air collision
midair collision accident
midair collision hazard
midair collision risk
near mid-air collision
cloud and collision warning radar
collision
collision course interception
collision point
collision сourse attack
collision сourse homing
aircraft collision avoidance system
collision course
anti-collision system