The formula of numerical computing is presented with discretion for Fresnel diffraction and phase numerical reconstruction of wave front.
从光的菲涅耳衍射、波前相位重构入手，对连续信号进行了离散化处理，给出了数值计算公式。
This paper analyzes the influence of wave raising height on slope in reservoir region by plant zone in front of embankment, pavement structure and common raising height formula.
分析了堤前植物带、护面结构和常用爬高公式对库区波浪爬高的影响，结果表明，堤前种植植物带和增大护面结构空隙率能有效地减小波浪爬高。
If can be seen from this formula that there is an optimized thickness for front screen, at this thickness the light output is largest.
由该式可知，就光强输出而言，前屏具有一个最佳厚度，在此厚度下光强输出最大。
Microelement nutrition is a research field on the most advancing front in current animals breeding and formula technologies.
微量元素营养是当今动物养殖和配方技术最前沿的研究领域。
Details are presented of the analysis of the flame meehanism in open-top tank fire. The calculating formula for combustion front of fire is given.
文章分析了浮顶油罐开口燃烧火焰的特点，给出了火焰燃烧高度的计算式。
Details are presented of the analysis of the flame meehanism in open-top tank fire. The calculating formula for combustion front of fire is given.
文章分析了浮顶油罐开口燃烧火焰的特点，给出了火焰燃烧高度的计算式。
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