Fresnel Zone and seismic wave field in the fracture-vug reservoir.;
菲涅耳带与洞缝型油气藏地震波场
Study of non-zero offset Fresnel zone;
非零炮检距菲涅耳带研究
Two dimensional common reflection surface stack based on the Fresnel zone;
二维菲涅耳带共反射面元叠加方法研究
Along the arc interface, reflections coming from Fresnel zone are summed.
常规叠加方法假设叠加的地震道集的反射波来自地下同一个反射点 ,而地表观测到的反射波场在空间上小于菲涅尔体范围是不可分辨的 。
Equivalent Fresnel number for regular triangle aperture;
正三边形光阑的等效菲涅耳数
Based on the theory of scalar diffraction and the mathematical analysis,the paper gives the criterion(the value of the Fresnel number,F=0.
基于标量衍射理论,通过数学分析,得到了从菲涅尔衍射过渡到夫琅和费衍射的判别条件(即菲涅耳数的值F=0。
The number of spectral switch increases with increasing Fresnel number and truncation parameter, but .
数值计算结果表明,光谱开关主要与截断参量、光束菲涅耳数以及光谱相干度有关。
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