The relations between birefringence and envelope radius, birefringence and core radius, birefringence and the area of stress are simulated.
由此结果对双折射与包层半径、纤芯半径、和应力区面积大小之间的关系进行了模拟。
By the theory of ray optics, the bend losses of fiber as function of fiber parameters such as core index, cladding index, core radius and bend radius are set up.
利用光线理论研究光纤弯曲损耗与弯曲半径、纤芯折射中以及包层折射率的关系。
A model is developed for the calculation of the initial rotor tip vortex core radius aiming at eliminating the empirical parameters of the tip vortex in rotor free-vortex wake analysis.
建立了一个旋翼桨尖涡初始涡核半径计算模型，用于消除旋翼自由尾迹分析中桨尖涡涡核半径依靠经验设定的现状。
We can only speculate at the core composition of mercury, but it has a very high density for its radius so it is likely to have a large metallic core accounting for most of its mass.
我们只能推测在汞的核心成分，但它有它的半径密度非常高，所以很可能有一个大的金属的群众最核心的会计。
The index of refraction of the assembly varies across the radius of the cable, and the core has a constant or smoothly varying index of refraction called nc.
折射指数的大会有所不同半径的电缆，其核心具有恒定或顺利不同折射率称为数控。
The characteristics of this sensor is analysed. It is concluded that for a certain refractive index range, the index of fibre core, the radius of core and bending radius need to be optimized.
详细分析了这种传感器的特性，指出对于特定的外界折射率范围，需设计纤芯折射率、光纤半径、弯曲半径三个参量的最佳组合。
A detailed study has been done to the implementation of each function, and the study and application of the tool radius and thickness compensation is the core of the system.
对每一功能的实现方法都做了详细研究，刀具半径补偿与刀具厚度补偿功能的实现与应用是本系统的核心。
A detailed study has been done to the implementation of each function, and the study and application of the tool radius and thickness compensation is the core of the system.
对每一功能的实现方法都做了详细研究，刀具半径补偿与刀具厚度补偿功能的实现与应用是本系统的核心。
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