By using the light ray vector method, the elliptic-section cylinder lenses have been designed to collimate the semiconductor laser beam.
采用光线矢量法设计了两个相互垂直的椭圆截面柱透镜组来准直半导体激光束。
The whole formula for the reflected ray vector of the right Angle prism is derived. Based on it, the influences of the prism laying and Angle errors on azimuth aiming accuracy are discussed.
给出了直角棱镜反射光矢量的完整表达式，在此基础上讨论了棱镜放置误差和角度误差对方位瞄准精度的影响。
Diffraction direction of a ray passing a crystal for symmetrical or asymmetrical reflection is calculated from the vector form of Laue diffraction equation.
根据劳厄衍射方程的矢量形式计算光线经对称或非对称晶体衍射后的方向。
We adopted Gaussian beam, ray tracing and vector diffraction integration together to analyze single beam spot-focusing lens antenna.
本文采用将高斯波束法，射线追迹和矢量衍射积分相结合的方法来分析单波束的点聚焦透镜天线。
To study ray (vector) analysis and pixel (grid) analysis which are applied in the calculation of field strength of radio coverage, and compare their differences and characteristics.
研究无线覆盖场强计算中使用的射线分析法(矢量法)与像素分析法(栅格法)，并比较二者的区别和特性。
A comparison between the wave and ray models shows that the ray model gives an approximation of the transmission loss in an acoustic vector field.
经过与波动理论的比较，说明该模型仅是矢量声场传播损失的简单近似。
The translation vector of straight shape APB's is determined with X-ray topography.
用x射线形貌术确定了直型反相畴界的平移矢量；
The translation vector of straight shape APB's is determined with X-ray topography.
用x射线形貌术确定了直型反相畴界的平移矢量；
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