底盘防撞击护理涂料
chassis crashworthy paint
地面激光防撞雷达
terrain avoidance laser radar
动态施工吊车防撞监测
crane motion monitoring for safety
防撞
Collision avoidance
Collision-proof
collision prevention
bridge collision protection
Anti-collision
Anticollision
collisions avoidance
anti-crash
collison avoidance
防撞保护
anti-collosion protection
protective measure for collision