查询词典 beam splitter

Here, we design a new structure utilizing single layer dielectric subwavelength grating for polarization beam splitting around wavelength of 1.55μm. It also has potential in fiber communication or hybrid optical elements.

因此在本论文中提出一种新的设计，可以利用简单的单层次波长介电质光栅来实现不错的分光效率，具有在光纤通讯波长(1.55μm)上极化分光的效果以及制作复合型光学元件的潜力。

The deflection curve differential equation of beam body structure on elastic foundation is solved, relationship of variables between its internal force and coefficient of elastic foundation is formulated.

通过求解弹性基础上梁体结构挠度曲线微分方程，建立了梁体结构内力与基础系数间的关系，分析了混凝土徐变等特性对梁体应力的影响。

In this paper, the theoretical model of CQI is described in an atom-diatom system in the condition of the molecular beam, based on the first-Born approximation of time dependent perturbation theory, taking into accounts the anisotropic Lennard-Jones interaction potentials. The method of observing and measuring correctly the differential interference angle is presented. The relation between differential and parameter, velocity is obtained. The relation of the integral interference angle and temperature is discussed.

文中利用一阶含时波恩近似和L-J相互作用势，建立了原子-双原子分子碰撞系统转动传能的量子干涉模型，描述了观察和测量微分干涉角的方法，得到了微分干涉角与碰撞半径和碰撞速度间的关系，同时也得到了积分干涉角和实验温度的关系。

Differential scattering field of vertical incident Gaussian beam from a two-dimensional target near a plane interface is studied by means of a new hybrid method based on the reciprocity theorem, the image theory and the method of moment.

基于矩量法、互易性定理及镜像理论，提出了一种新的混合方法用于研究水平分界面上方二维介质目标对垂直入射高斯波束的差值散射场。

The characteristics and optical path difference of beam reflected by cube-corner prism with dihedral angle errors were researched;the CCP with errors acts as a phase screen comprised 6 optical wedges.

分析了角锥棱镜对光束的相位变换作用，带二面角误差的角锥棱镜可等效于6块光楔的组合，其楔角的大小和方向由二面角误差决定。

The single frequency laser interferometer and symmetrical beam path are adopted in the dilatometer.

该装置采用单频激光干涉，对称光路设计，其干涉仪分辨率小于1nm。

The interactions between the electron beam and the metal materials were theoretically considered and discussed on the basis of simple calculation with one dimensional thermal transfer equation.

基于一维热传导方程对材料表面的冷却速率进行了估算，对电子束与金属材料的作用过程进行了理论分析。

Thirdly, fuzzy control method and PID method were used respectively to design temperature self-adjustment controller of carbon fiber concrete laminate beam,by the MATLAB simulation it is found that the PID method has higher speed but is more sensitive to the fluctuation of system parameter ,it is suit to the regulating when the heat transfer coefficient fluctuates diminutively and the structure has little heat transfer with the environment;fuzzy control can be adapt to the parameter variety in a large scale , it is suit to the regulating when the heat transfer coefficient fluctuates greatly.

分别采用PID和模糊控制策略设计了温差自调节控制器，通过MATLAB仿真研究得出：PID方式具有更快的调节速度，但对系统参数变化较敏感，适合系统与外界对流交换较微弱，对流参数波动不大时的调节；模糊控制能够适应系统参数在较大范围内的变化，适合对流参数波动较大时的调节。

Furthermore, a new method for evaluating beam quality of laser diode is proposed.

在此基础之上，提出了一种新的针对激光二极管光束质量评价方法。

Furthermore, a new method for evaluating beam quality of laser diode is given.

在此基础之上，提出了一种新的针对激光二极管光束质量评价方法。

He paid $5,000 for this cupcake.

他我这个纸杯蛋糕花了5000美元。

I mean, if you want to, that is

我的意思是，如果你们想吃的话。