bell beam 中文意思是什麼
bell beam
解釋
料鐘平衡桿-
The flat - tapped beam has a uniform transversal profile in the near field and a bell - shape profile in the far field. the study of such a type of beam is of practical interest in laser material processing and inertial confinement fusion ( icf )
平頂分佈光束具有近場分佈均勻,遠場能量呈鐘形分佈的特點,在激光材料加工和慣性約束聚變等應用中常需要這種類型的光束,所以研究平頂分佈光束的傳輸具有重要的實用價值。
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