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。
It is a difficult point to teach the students solving the wave equation on finite interval by the reflection law of the wave.
用波的反射原理求解有限区间上的波动方程是数学物理方程中的基本内容，也是教学中的难点内容。
This algorithm USES ray tracing to calculate traveltime, and DE - rives reflection amplitude from wave field interface equation.
该算法使用射线追踪计算传播时间，应用波场界面方程计算反射振幅。
In numerical wave simulation of finite difference for acoustic wave equation, due to the limitation of computer model, there inevitably exists strong artificial boundary reflection.
在声波波动方程有限差分波场数值模拟中，由于计算模型的限制，导致很强的人为边界反射的产生。
According to coupled wave theory, and from the non-linear differential equation describing characteristics of reflection hologram, the reflective coefficient of reflection hologram is analyzed.
根据耦合波理论，从描述反射全息的非线性微分方程出发，对反射全息图的振幅反射系数进行了分析。
The reflection function and plane albedo, transmissivity, absorptivity of the three types of clouds are evaluated with the adding_doubling method by solving the radiative transfer equation.
根据辐射传输理论，利用叠加法数值计算了这三种不同构成的云层的反射函数，以及它们的平面反照率、透过率和吸收率。
The equation of lateral disturbance is used to analys the problem. The effects on the propagation and reflection of stress wave are taken into account.
用幂级数解法，理论上给出了该问题的级数解，同时考虑了应力波传播及反射对屈曲的影响。
The reflection property of the fiber tilted-grating is discussed by the structure and coupled-wave equation of the fiber tilted-grating.
利用倾斜光纤光栅的结构特点和光栅中光波的耦合模方程，分析研究了倾斜光纤光栅的反射特性。
Based on the theory of elastic dynamics, using the governing equation of thin plates, the reflection and transmission of flexural wave in thin plates with an array of periodic cracks were studied.
本文基于弹性动力学理论，分析研究了含有横向周期裂纹的平板中弯曲波的反射与透射问题。
According to the energy equation, the relation between reflection and energy losses from mild beaches for short waves is analysed. Tests are conducted to confirm the analysis.
本文根据波浪在岸前的能量方程，理论分析了波浪反射与波能损失的关系，并进一步通过试验验证分析了波浪反射系数在岸前的变化趋势。
The equation that determines the function of optimum reflection Rk of the output coupling mirror M1 versus pump power, dye concentration, and loss is deduced.
推导了耦合输出镜最佳反射率和泵浦功率损耗，浓度等参量的关系。
The equation that determines the function of optimum reflection Rk of the output coupling mirror M1 versus pump power, dye concentration, and loss is deduced.
推导了耦合输出镜最佳反射率和泵浦功率损耗，浓度等参量的关系。
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