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- spherical wave model 球面波模型
- Theory of spherical wave decompositon and realization of dip stack. 球面波分解理论及其倾斜叠加方法的实现
- Axicon's diffraction mode for spherical wave beam with eccentricity[J]. 引用该论文 王中宇;张朵;李萌;高晓颖.
- Two-phase flow equations are studied and a compaction wave model estab-lished. 对一维反应两相流模型进行了研究，建立了定常致密波计算模型。
- Fourier transform of any grade can be realized in the free space of Fres-nel diffraction on spherical wave illuminating objects. 通过球面波照明物体的自由空间菲涅耳衍射,实现任意级次分数傅里叶交换,指出了菲涅耳衍射与分数傅里叶变换的一致性。
- It is discussed in theory that the feasibility of accomplishing in-line digital holography measurement, illuminated by spherical wave. 理论上讨论了球面波照明情况下实现同轴数字全息检测的可能性。
- It is possible that the incident spherical wave beam is tilted with the optical axis of the axicon in practical measurement. 在实际使用中,入射球面波很可能与圆锥透镜的光轴发生倾斜。
- Based on a new VOF method and LES , a three-dimensional mathematical wave model (3DLES-VOF) is established. 建立了基于大涡模拟和新型VOF 方法的三维波浪数学模型(3DLES-VOF)。
- This paper introduced an optical setup to perform fractional Fourier transformation by Fresnel diffraction with a converging spherical wave illumination. 提出了在会聚球面波照明下，用菲涅耳衍射实现分数傅里叶变换的光学装置。
- But what happens at lower frequencies, when the “wave model” takes over due to the longer wavelengths? 但当波长较长，声透镜的“波状效应”起作用时，低频段会发生怎样的变化呢？
- Based on the diffraction theory and stationary phase method, the diffraction patterns produced behind an axicon illuminated by spherical wave are derived. 用衍射理论及稳相法推导了锥形透镜后产生的衍射模式。
- The method of particle digital holography with spherical wave recording and plane reconstructing is presented and its mathematical description is also given. 提出一种球面波数字记录平面波数字再现的粒子场数字全息方法，并给出了数学表达式。
- Concerning to the input of the wave model, the predicted wind field is calculated using Lee(1993) s formula, which were derived based on Ekman theory. 目前波浪预报是以预报的海面风场输入波浪预报模式中进行波浪推算。
- The formula of the first term for spheric wave propogating in ealstic medium has been derived,including the first terms of direet wave,reflection wave,and transmitted wave. 本文推导了球面波在弹性介质中传播的首项公式,包括直达波、反射波和透射波的首项。
- The rolling motion of an unstabilized ship and a stabilized ship equipped with fin stabilizers has been predicted by use of a random wave model. 介绍了能量等分法建立随机海浪模型的方法,并利用所建立的海浪模型对未减摇船舶横摇运动和安装减摇鳍后船舶横摇运动进行了预报。
- This paper describes the quasi-3D nearshore circulation model SHORECIRC,which is coupled with the wave model REF/DIF and considers the interaction between wave and current. 阐述了一种考虑波流耦合作用的准三维近岸流模型SHORECIRC,该模型耦合了REF/DIF波浪模型(折/绕射模型)对近岸流进行模拟计算。
- Based on the serial program of the LAGFD-WAM numerical wave model, the parallel computation of the numerical wave model was implemented by using message passing interface (MPI). 摘要在LAGFD-WAM海浪串行数值模式基础上，利用MPI信息传递机制实现其并行化。
- One of important methods on sea wave reseaches is the physical modelingconducted by a wavemaker in a flume or basin at laboratory, called Wave Model Test. 研究海浪的重要途径之一是在实验室的波浪水槽或水池中利用造波机进行物理模拟,亦即波浪模型试验。
- This paper proposes a novel method to obtain a simple analytical solution to extrapolation problem for band-limited signals, which is much easier than prolate spherical wave function expansion method. 本文给出能量有限带限信号外推问题新的解析解,它比长球波函数展开法更为简单。
- In order to deduce the static resistance from the result of a STN test, many interpretation methods had been developed, based on the lumped mass model or the stress wave model. 目前常用于诠释静动态载重试验的方法有单质点模型诠释法、分段卸载点法与单向度应力波传法。
