Fresnel region
英
美
菲涅耳区域
双语例句
- Design of diffractive optical element for beam smoothing in Fresnel diffraction region
菲涅耳区衍射光学束匀滑器件的设计 - Three theoretical factors influencing bearings discrimination in navigation radar systems are discussed in this paper, i. e. the broadening of wavebeam in the Fresnel region, the transient effect in end-fed array antennas and the broadening of wavebeam caused by bad waveform of exciting pulses.
探讨影响导航雷达方位分辨力的3个理论因素：Fresnel区波束展宽、端馈阵列天线瞬变效应和激励脉冲波形较差引起波束展宽。 - Basing on the light diffracting theory of Kirchhoff, we obtain the expression for the intensity of speckles in deep Fresnel diffraction region.
利用基尔霍夫衍射理论分析了菲涅耳深区内的散斑场，得到了菲涅耳深区散斑光强的一般表达式。 - Design of a 2 D Focusing Bragg Fresnel Lens Used in the Soft X Ray Region
软X射线Bragg-Fresnel二维聚焦镜的设计理论和方法 - Using the diffraction, integral equation, the irradiance in near-field, i. e., in the region between the aperture and the Fresnel region, of plane-wave Gaussian beams are presented for the first time.
本文从衍射积分方程出发，得到了高斯光束经圆孔光阑衍射后在近场区，也就是在光阑平面和菲涅耳区之间的轴向光场分布。 - In fact the designed Fresnel rhombohedron for 10.6 μ m can be used for the whole radiation region of the CO_2 laser and the error is very small.
为10.6μm设计的Fresnel菱体实际上可用于整个CO2激光发射区而误差很小。 - Finally we extend the Fresnel number to the region of complex number, and use it to investigate the diffraction problem of a truncated Gaussian beam.
最后，把菲涅耳数推广到复数域，并用于研究截断高斯光束的衍射问题。 - Speckle intensity probability density in deep Fresnel diffraction region
菲涅耳深区的散斑光强概率密度 - The dielectric coated region on smooth inner surface of the cavity is treated with IPO utilizing Fresnel reflection coefficient. The terminal region with a complex structure is modeled by FEM.
通过Fresnel反射系数，利用IPO方法处理腔体内壁比较平滑的介质涂敷区域，在结构复杂的终端区域，利用FEM进行分析。 - We also research the reconstruction of optical field of circular aperture in Fresnel diffraction region by using the theory and technology of digital holography as well as diffraction calculation and the algorithm of phase un-wrap.
并用数字全息理论与技术，结合衍射计算和相位解包裹算法，研究了圆孔衍射在菲涅耳衍射区的光场重构。 - A super thermal X-ray Fresnel zone plate coded imaging camera is developed and get used in hohlraum physics experiments. Space distribution of super thermal X-ray emit region which related to the action of super hot electron in a hohlraum is obtained at first time.
利用该成像系统在神光Ⅱ装置黑腔物理实验中首次获得了腔内超热X光发光区域空间分布图像，图像反映了腔内超热电子行为区域的空间分布特征。 - Fresnel Circular Aperture Diffraction of the Points on Axis in the Non& Paraxial Region
非傍轴区轴上点的菲涅尔圆孔衍射 - The phase-correcting Fresnel zone plate used in the terahertz region is designed, which provided an efficient lens-like focusing means of THz-wave radiation.
理论设计了可应用于THz波段的相位型菲涅耳波带片，提供了一种会聚THz波的有效手段。