查询词典 constructive interference

The Gaussian properties of laser beams may cause the appearance of gradients in the interference pattern in the measuring volume and a broadening of Doppler spectrum....

本文定量地论述了高斯光束的各因素对测量精度的影响；给出了测量误差表达式，经过各种情况下的理论计算值的对比和分析，得出了两束腰分别在测量区两侧，等距离时，干涉条纹空间频率梯度引起测量误差最小的结论。

In chapter 3 of this work, we made some improvement on the base of original work and proposed a double exposure multi-beam interference method to fabricate a hexagonal lattice with irregular columns.

在以前的工作中，我们曾使用衍射分束器件得到三束呈伞状对称的光束相互干涉，制备出了对TE和TM两种模式同时具有较大带隙的二维三角结构光子晶体。

To evlauate reliability of the calculation,the simplified defect mechanical model is also calculated by the use of Timoshenko thoery,and double exposure holographic interference experiment is made on a steel container with prefabricated defect.

为了考查其计算的可靠性，文中对所建立的缺陷力学模型按Timoshenko理论进行计算和在预制缺陷的钢容器上进行双曝光全息干涉实验。

To evlauate reliability of the calcu lation, the simplified defect mechanical model is also calculated by the use of Timoshenko thoery,and double exposure holographic interference experiment is made on a steel container with prefabricated defect.

为了考查其计算的可靠性，文中对所建立的缺陷力学模型按Timoshenko理论进行计算和在预制缺陷的钢容器上进行双曝光全息干涉实验。

In this paper, a general method for modeling the conductive electromagnetic interference sources of pulsewidth modulation inverters is presented based on the principle of the double Fourier integral.

基于双重傅里叶积分方法研究了三相PWM 逆变器传导干扰源的建模方法。

To be specific, its generalized characteristic polynomial has positive double roots, which we proved further has only a double, root by using the affine transformation and inverse affine transformation, his easy to detect interference accurately between two ellipses using NFB analytic equation.

根据该解析方程不仅可以直接对任意两个椭圆之间的干涉性做出精确判断，并且可由此绘出NFB的轨迹图，同时使用可视化方法给出了快速粗略的判断。

Optics Young's double slit interference simulation program.

光学中杨氏双缝干涉仿真程序。

In this paper,the diffraction and the interference of electrons from a double slit and a multi-slit have been analyzed by quantum theory, and the results are in keeping with light s.

运用量子理论分析了电子双缝、多缝的衍射、干涉，与光的双缝、多缝的衍射、干涉完全一致。

The theory warrant is found, that how it can explanation the self-imaging phenomenon using Yang′s double slit interference.

对于周期物的Talbot效应，得到了用杨氏双缝干涉解释自成像现象的理论依据。

Double slit diffraction is the double slit interference phenomenon modulated by single slit diffraction.

双缝衍射是指被单缝衍射调制的双缝干涉现象。

Pachomius manual labour was organized as an essential part of the monastic life; and since it is a principle of the monks as distinguished from the mendicants, that the body shall be self-supporting, external work of one sort or another has been an inevitable part of the life ever since.

根据圣pachomius体力劳动组织作为一个重要组成部分寺院生活；以来，这是一个原则的和尚，作为有别于乞丐，该机构应自支撑，对外工作的这种或那种已一个必然的一部分，生活至今。

In order to study the effects of parametrical rolling on the ship movement and tilts, in allusion to ship's navigating in regular following waves, the equation of ship rolling motion is transformed into normal Mathieu equation by proper variable replacement when strong parametrical excitation in restoring moment varied according to sine or cosine wave.

为研究参数横摇对船舶运动和倾覆的影响，通过对船在规则波上随浪航行时，恢复力矩中出现的1个以正余弦规律变化的强参数激励项进行适当的变量置换，将船舶的横摇运动方程转换成标准形式的Mathieu方程。