landing of beam电子束射击点
landing-beam beacon着陆信标
radio landing beam无线电着陆指向波束;[航] 无线电着陆导航波束;着陆无线电波束;无线电着陆指向射束英语
landing of the beam犁辕与犁侧板构成的角度
landing beam transmitter路道定位标发射机
landing beam tra mitter路道定位标发射机
landing beam beacon着陆用无线电标
beam landing射束沉陷;束着靶
precise beam landing准确束着落
N（名词） a radio beam transmitted from a landing field to enable aircraft to make an instrument landing 着陆的无线电射束