Methods Review embryogeny and dissection of the umbilicus, analyze the relationship of holographic theory with umbilicus therapy.
方法：重新复习脐的胚胎发生、脐的解剖，分析脐全息的理论基础与脐针疗法的关系。
By use of optical holographic theory, achromatic optical system on recording holographic BSG mask is designed. Its aberration is analyzed by using ZEMAX.
利用光全息学的基本原理，设计了记录全息取样光栅掩模的消像差光学系统，并使用光学设计软件ZEMAX分析了它的像差；
In light of the channels holographic theory in the Chinese medicine, the channels holographic diagnosis method was used to diagnose the functional state of the athletes in exercises.
以中医经络全息理论为依据，采用“经络全息诊断法”对运动员运动过程中的机能状态进行诊断。
"Holographic space-time is used in certain approaches to quantising gravity that have a strong connection to string theory, " says Cramer.
全息时空被用于某种研究量子化引力的方法，这种方法与超弦理论联系紧密。
More importantly, confirming the holographic principle would be a big help to researchers trying to unite quantum mechanics and Einstein's theory of gravity.
更重要的是，对那些企图统一量子机制和爱因斯坦的引力理论的研究人员来说，全息原理的验证将提供非常有用的帮助。
Although the theory of holography is almost perfect, the practical holographic display technique is not even close to what we expect.
尽管全息显示理论已基本趋于完善，但实用全息显示与人们的期望还相差甚远。
In this paper the general theory and some experimental results of the electromagnetic surface wave excited by the holographic grating are described.
本文研究了应用全息光栅激励电磁表面波的一般理论与一些实验研究的结果。
First, the properties of volume holographic grating, such as diffraction efficiencies, Angle and wavelength selectivity, have been theoretically analyzed by using the couple-wave theory.
首先应用耦合波理论对体全息光栅的衍射效率以及角度选择性和波长选择性等衍射特性进行了分析。
Then the relevant volume holographic principles were briefly illustrated, followed by results of general coupled-wave theory which are useful for volume holographic storage.
接着介绍了体全息存储的有关理论，简要地描述一般耦合波理论的有关理论结果；
When a volume holographic grating is readout under off-Bragg condition, determining the direction of the diffracted beam is an important issue in the coupled-wave theory of volume gratings.
体全息光栅的读出偏离布拉格条件时，衍射光方向的确定是体光栅耦合波理论中的一个重要问题。
Based on the holographic concave grating theory and ZEMAX software, an aberration-corrected flat-field holographic concave grating on aspherical surface for a flat-field spectrograph is designed.
基于全息凹面光栅理论和ZEMAX软件，设计了一种用于平场光谱仪的消象差平场非球面全息凹面光栅。
Abstract: Diffraction efficiency of Al-coated triangle and holographic sinusoidal grating used in UV region are calculated using the differential formalism of exact electromagnetic theory.
摘要：基于有限电导率光栅的微分理论，对工作在紫外光区的全息正弦光栅和三角槽形光栅的衍射效率做了数值计算。
This paper describes a brief introduction to the theory and experiment concerning real-time holographic interferometry from the point of view of dynamic displacement measurements.
本文从动态测量的角度简述了全息干涉术的有关理论及实验方法。
This paper describes a brief introduction to the theory and experiment concerning real-time holographic interferometry from the point of view of dynamic displacement measurements.
本文从动态测量的角度简述了全息干涉术的有关理论及实验方法。
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