This paper has briefly stated how Huygens-Fresnel Principle and Fresnel half - zone method are combined in the teaching of single-slit diffraction.
本文简要论述了在单缝衍射教学中怎样把惠更斯—菲涅耳原理与菲涅耳丰波带法联系起来。
The way is simple and visual, the physical thinking of Huygens-Fresnel principle is incarnated fully, it helps to understand the quiddity of single slit Fraunhofer diffraction .
该方法简单、直观，充分体现了惠更斯-菲涅耳原理的物理思想，有助于更好地认识和理解单缝夫琅和费衍射的实质。
In this model, the noise field in sound shadow region is deduced by applying Huygens-Fresnel principle. It provides a new ideal for deducing the diffraction sound of complicated…
模型中对声影区的声场分布采用惠更斯-菲涅耳原理进行推导计算，给出的理论计算公式可为推导计算其它复杂声源的衍射声提供借鉴。
The third chapter discussed how to perform a fresnel lens with the principle of fresnel zone diffraction.
第三章阐述了菲涅耳波带透镜的基本原理和标量衍射理论；
Fresnel lenses with concentric rings are widely used in optical applications, however a similar principle can be used to focus acoustic waves.
菲涅耳透镜在光学中很常用，而利用相同的原理可以汇聚声波。
The one-dimensional Fresnel zone phase correcting principle can be applied in a cylindrical surface to constructed a new type of point source feeding lens antenna.
在圆柱面上进行一维菲涅尔区相位修正结构设计，可以构成一类新型的点源馈电透镜天线。
In this paper, the structure and optical design principle of Fresnel lens is analyzed in detail. The Fresnel lens with the knowledge of geometrical optics is designed and the formula is derived.
本文应用几何光学知识对菲涅耳透镜的结构进行了详细的光学设计，推导出相关参数的计算公式。
The one dimensional Fresnel zone phase correcting principle can be applied to a cylindrical reflector to construct a new type of point source feeding reflector.
在抛物柱面反射器上进行一维菲涅尔区相位修正结构设计 ，可以构成一类新型的点源馈电反射器。
The one dimensional Fresnel zone phase correcting principle can be applied to a cylindrical reflector to construct a new type of point source feeding reflector.
在抛物柱面反射器上进行一维菲涅尔区相位修正结构设计 ，可以构成一类新型的点源馈电反射器。
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