短語詞組短語nozzle divergence half angle 噴管半擴張角divergence cone angle 膨脹角;擴散段錐角Beam divergence full angle 光束發(fā)散全角divergence -angle correction factor 發(fā)射角校正因數(shù)far field divergence half angle 遠場發(fā)散角半寬度Beam Full Divergence Angle 光束發(fā)散角vertical divergence angle 發(fā)散角divergence angle of light 光源發(fā)散角measuring the divergence angle 發(fā)散角測量 返回 divergence angle