collision-avoidance,

防撞机功能 collision avoidance system 世界首创的"不会撞机的机床"
大连海事大学船舶安全管理教案8:collision avoidanceppt
collision avoidance - 图片 18
automatic ground collision avoidance system (自动地面防撞系统).
and development of vehicle collision avoidance and detection