beamvi.微笑；发光vt.播送；发射；用梁支撑n.桁条；光线；(光线的)束；(横)梁beam grid梁格栅beam test梁试验,抗弯试验beam limb梁翼beam trap射束收集器,电子束阱,射线收注栅Beam line光束线beamridern.波束制导导弹beam pass梁孔型beam zone波束区beamwidthn.射线宽度(波束宽度)beamingly发光地