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 axis射束轴
beam lead梁式引线,梁式引线掐
beam path束路径,光路
beam knee梁柱隅铁
beam stop束阑
beam node框架节点
Beam Gate梁门
beam tube束射管,集射管,束管
beamspaee波束域
beam flux束流