大变焦数码相机 Super-zoom Digital Camera
最佳高倍变焦数位相机 Best Superzoom D-Camera
数字变焦 Digital Zoom ; DIGTAL ZOOMING ; Digiting Zoom ; DZ
数码变焦 Digital Zoom ; Digiting zoom ; digitis zoom ; Digitwouls Zoom
最佳高倍变焦数码相机 Best Superzoom D-Camera
焦散参数 Caustic ; gi
聚焦级数 Focusing stages
焦距系数 Focal Lenth Multiplier
数位变焦比率 DigitalZoomRatio
分析表明，焦移的大小与菲涅尔数、透镜-光阑的分离程度以及入射波波面曲率半径等因素有关，并得出了消除焦移的条件。
The analysis that the size of the focal shift is related to the factors such as Fresnel number, separating degree of lens-diaphragm and curvature radius of incident wave wavefront, etc.
石油焦的燃烧具有分形动力学的行为特征，且表面分形维数的变化趋势和比表面积和孔容积不同。
The fractal characteristics of petroleum coke combustion are validated, which proves that the change of surface fractal dimension differs from that of specific surface area and pore volume.
数值计算表明，聚焦双曲正弦高斯光束的焦移与偏心参数和菲涅耳数有关，焦移随偏心参数和菲涅耳数的减小而增大。
Numerical calculations are performed and show that the focal shift in focused sinhGaussian beams depends on the Fresnel number and decentered parameter, and increases with decreasing them.
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