光纤

Simulated mathematical models include several physics principles, e.g., distribution of stress-induced refractive index in the panda fiber of MRI, phase contrast, and image error of optical fiber around the observation plane of the objective lens.

仿真数学模型考虑了匹配型熊猫光纤的应力折射率分布、相衬成像原理、光纤在物镜观察面上的相衬成像偏差等物理图像。

The experiments of single frequency fiber ring laser with mode selection by fiber Bragg grating Fabry-Perot etalon have been performed.

进行了以光纤光栅法布里-珀罗标准具为外腔选模器件的环形腔单频光纤激光器实验研究。

In the fiber cladding and core, the optical fields are represented by the sum of the Bessel and modified Bessel functions, respectively. In the polymer and metal, the optical fields are written to the sum of the exponential functions.

针对热极化光纤的特点，本论文完成了以下理论分析和实验工作： 1、首次利用圆波导模型和标量近似理论对具有复杂几何结构的极化D型光纤的传输特性进行了理论分析。

It′s found that the GVD-caused chirp in the exponential type of DDF is least likely to be affected by the initial chirp,the GVD-caused chirp in exponential, linear,Logarithm and Guassian types of DDF has the synchronous character of saturation as the nonlinear-effect-caused chirp ,and the two kinds of chirp are found to counteract to balance, which makes the sum chirp tend to be zero.

发现指数型色散缓变光纤中初始啁啾对GVD所致啁啾的影响最小，在指数型、线型、对数型和高斯型色散缓变光纤中GVD所致啁啾具有同非线性效应所致啁啾相似的饱和性，二者相消，使净啁啾趋于零。

Faraday effect in magneto-optic glass fiber and its application to all-fiber current transducer are studied in this thesis.

本文对磁光玻璃光纤的磁致旋光效应及其在全光纤电流传感器中的应用进行了研究。

The device is fabricated by nonsilicon surface micro-machining, which uses the photoresist and the sputtered copper thin films as the scarificial layers, and the electroplated ferronickel as the structure layer to fabricate the optical MEMS components. The device consists of an electroplated ferronickel optical shutter interposed in a gap between two fiber alignment componets, an electroplated planar coil, a silicon spring, and two fiber alignment components with V-shaped grooves.

该衰减器利用非硅表面微加工工艺(这种工艺采用光致抗蚀剂和溅射铜薄膜作为牺牲层，电镀铁镍层作为结构层来制作MEMS元件)制作，由电镀铁镍层构成的一个插在两对准光纤空隙中的挡光片，一个平面电感线圈，一个硅弹簧和二个带有V型槽的光纤对准元件构成。

The result shows that the transmission characteristic is different if the angle between the direction of wavelength encoding and the direction of array of optical fiber bundle changes.

结果表明：线阵光纤束波长编码传像的效果和特性随波长编码方向与线阵光纤束排列方向夹角的不同而不同。

Copper Distributed Data Interface is a version of FDDI (Fiber Distributed Data Interface— a 100 million bit per second local area network) that runs on unshielded twisted-pair cabling rather than optical fiber.

铜线分布数据接口是FDDI(光纤分布数据接口，一种100Mbps局域网)的一种版本，传输线路采用非屏蔽双绞线而不是光纤电缆。

The system carried out common map's edit and operation function,fiber network's space and attribute data management function, can also carry on to the related data comprehensive analysis processing,It is helpful for the programming design and maintenance of fiber network. It can also improve the management efficiency of optical fiber network to raise the movement efficiency of network, promise a whole net the correspondence is unimpeded, exaltation customers satisfaction.

系统实现了常用地图编辑和操作处理功能、光纤网络的空间及属性数据管理的基本功能外，还能够对相关数据进行综合分析处理，为网络规划设计和维护管理提供辅助决策支持，从而对光纤网络进行全面的、有效的管理，提高网络的运行效率，保证全网通信畅通，提高客户满意度。

Fiber amplifiers with high-power, big-gain bandwidth and low-noise figure are required for their application to DWDM system, fiber CATV system and space laser communication system.

近年来光纤放大器向大功率、大增益带宽以及低噪声方向发展，以满足密集波分复用系统、光纤CATV系统、空间光通信系统的应用。

Singer Leona Lewis and former Led Zeppelin guitarist Jimmy Page emerged as the bus transformed into a grass-covered carnival float, and the pair combined for a rendition of "Whole Lotta Love".

歌手leona刘易斯和前率领的飞艇的吉他手吉米页出现巴士转化为基层所涵盖的嘉年华花车，和一双合并为一移交&整个lotta爱&。

This is Kate, and that's Erin.

这是凯特，那个是爱朗。