In this paper, it is analyzed the propagation of a Gaussian beam in fiber media with ray tracing under the paraxial approximation.
利用光线追踪方法在近轴近似下模拟了高斯光束在不同折射率分布纤维状介质中的传播。
The refraction index of transparent glass-plate was measured with ray-displacement method, formulas of the refraction index and experimental error were obtained by theoretical analysis.
采用光束位移法测量了透明玻璃板的折射率，分析了折射率的公式和实验误差处理公式。
Mark creates the meeting with Ray and Daria as required attendees and the rest as optional.
在创建会议时，Mark 将Ray和Daria 标为必需的参与者。
She does it as punishment for her own vanity, and because these garments speak of a time when she wore them happily with Ray—so now they have no meaning or merit.
她这么做是为了惩罚自己的虚荣，也因为这些衣服象征着她穿着它们和Ray共度的那段时光——现在它们都没有意义了。
Anyway, after the jump you can read the interview I participated in with Ray Park on set.
无论如何，跳过这段你就可以读到我与雷·帕克在片场进行的访谈。
Analytical expressions of groove parameters are derived up to the forth order with (ray-tracing) theory of geometry optics.
根据几何光学的光线追迹理论，推导了光栅参量的四阶解析表达式。
Analytical expressions of groove parameters are derived up to the forth order with (ray-tracing) theory of geometry optics.
根据几何光学的光线追迹理论，推导了光栅参量的四阶解析表达式。
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