查询词典 geometrical optics

Conventional X ray radiography is based on absorption contrast and assumes geometrical optics.

常规X射线成象技术是建立在吸收衬度和几何光学基础上。

Week 8 - Geometrical optics, wave propagation 1 hr, in class

第八周－几何光学、波的传播

Using geometrical optics, a laser beam homogenizer for high power CO2 has been designed.

利用几何光学原理，设计了一套应用于大功率CO2激光陶瓷烧结的均束装置。

It's in the assumption that the difference between geometrical and physical optics requires a "markedly different method of theoretical treatment."

问题在于宣称几何光学和物理光学之间的差异使得各自需要完全不同理论方法来处理。

Geometrical Optics and Optical Design.

几何光学和光学设计。

Unique optical properties of the simple lens composed of left-handed material are reasonedly studied here according to Geometrical Optics.

利用几何光学方法研究了由左手性介质制成的简单透镜的光学特性。

The relationship between the light transmission and the porous structure of the membrane can be explained by the geometrical optics principles.

设计了透光率测试装置，以光在不均匀介质中发生漫反射和漫折射的原理，解释膜内部多孔结构与透光率的关系。

To introduce the method of matrix, the optical system design in detail in the optical polarization Jones matrixes of application, On the other hand, the geometrical optics lens, the relations between the theoretical calculation, and the calculation results of calculation method and the results are compared, consistent, this method is feasible and reasonable.

将矩阵方法引入光学系统的设计中，详尽地给出在偏振光学中琼斯矩阵的应用；另一方面，对几何光学中的透镜间的关系进行理论计算，并把计算结果与普通的计算方法做出的结果比较，它们是相吻合的，说明此方法是可行的，合理的。

According to the geometrical optics, the focusing spot of this parabolic mirror is studied by ray tracking.

根据几何光学原理，采用光线追迹的方法对该抛物面镜的光斑进行分析，证明通过抛物面镜反射聚焦后，能够将原始圆形激光束整形为光强分布均匀的窄条形光斑。

Finally, we analyzed the coupling efficiency of laser beam to multimode fiber, using geometrical optics approach and overlapping integral theory respectively.

论文的最后利用几何光学方法和重叠积分的方法分析了激光光束到多模光纤耦合效率的问题。

Listen,point and check your answers.

听，指出并且检查你的答案。

Warming needle is one of effective treatment methods for knee arthralgia aggravated by cold,and it is simple,safety,so it should be developed in clinical acupuncture and moxibustion extensively.

但以本院科针灸门诊在2005年1月—2006年6月期间共收治膝痛患者100余例，经过临床的诊断后，其中施以温针治疗的48例，疗效显著，报道如下。1临床资料本组病例48