查询词典 aided

The analysis of the optical signal transmission characteristics and the physical parameters provides the theoretical foundation for optimizing the design and improving the performance of AWG; and the optimizing design numerical value calculation method solves the complex problem of the optimizing design of the AWG, it can also provide a way for AWG computer aided design system; the AWG optical signal processing analysis provide a way for optical signal Fourier transform, serial and parallel transmission, circle shift, matrix transform and differential processing; the optical signal processing characteristics of AWG develop AWG to use for new field, and the optical signal processing will play an important role on all-optical networks in the future; by the definition of the wavelength transform matrix of the AWG, the signal output positions that come from these input signals of the different wavelength or the same wavelength but the different input ports and carrying different signals can be accurately determined, and the wavelength transmission matrix plays an important role for analyzing the routing of the complex optical network, or designing the network nodes such as the optical path add/drop multiplexer and optical cross connect device; the wavelength transmission matrix also provides a method for monitoring and managing the wavelength transmission of the optical network nodes; e analysis of the AWG' OXC node structure and wavelength routing provides a way for realizing the OXC, especially for multi-path/multi-wavelength OXC and the intelligence node of the optical networks; by the studying of the control plain characteristics, router, traffic engineering, program and the improved arithmetic of the wavelength routing, the method for realizing the GMPLS' OXC optical transport network is provided, and it play an important role for the study of the automatic switched optical network; the time-frequency analysis can provide more information about the dispersion and energy changes of .the pulsed light transmission in the singlemode fiber, it also provides more useful parameters for analyzing the dispersive accumulating and dispersive compensating.

AWG光信号传输特性与相关参数的分析，为进一步优化设计AWG及提高其性能提供了理论依据，而优化设计计算数值方法解决了AWG优化设计计算的复杂问题，为进一步建立AWG的计算机设计系统提供了基础；AWG光信号处理的特性分析，提出了AWG应用的新领域，为光信号的傅立叶变换、串并传输、循环移位、矩阵变换、微分处理等提供了一条途径；波长传输矩阵变换关系的建立，不仅得到了确定多路AWG每路信号从输入端口到输出端口的准确输出位置的方法，而且在分析应用AWG实现复杂的光通信网络路由的连接、特别在设计分插复用器和交叉连接器等网络节点时有重要的作用，能有效而准确地确定波长的路由关系，为实现节点波长传输路由的监控和管理提供有效手段；基于AWG的OXC结构和波长路由的确定为实现OXC技术、特别是多路多波长的OXC和光网络的智能节点技术提供了有效的方法；控制平面的特征、路由器、流量工程、程序及改进的波长路由算法的研究实现了基于GMPLS的OXC光传送网络的控制平面，为建立自动交换光网路提供了一定的基础；时频分析可以更直观和更清晰地描述脉冲信号在单模光纤中传输色散和能量的变化，为色散积累和色散补偿提供有效的分析参数。

Surface parametrization is one of important problems in computer graphics and computer aided geometric design.

曲面参数化是计算机图形学和计算机辅助几何设计中一个非常重要的问题。

Parametrization is a crucial problem in computer graphics,computer aided geometric design and digital geometric processing.

三角网格的参数化是对三角网格的几何和拓扑信息作进一步处理的基础，它在计算机图形学、计算机辅助几何设计和数字几何处理等领域有着广泛的应用。

Research on design method and design aided system based on case prototype［Ph D Dissertation］.

毛权。 基于实例原型的设计方法及设计支持系统的研究［博士学位论文］。

OBJECTIVE: To develop a new 3-dimensional image reconstructing technique and provide information for the computer aided teaching and research of pharmacognosy.

目的：为计算机辅助生药学教学和科研提供新的三维图像技术和资料。

Second-generation phototypesetter: A computer aided phototypesetting system using flash tube as the light source and a rotating film matrix for exposing the film or paper.

第二代照排机：电脑辅助的照相排字系统。它用闪光管作光源，把旋转中的菲林字母板上的字体影排队于菲林或相纸上。

This method can be applied in the computer-aided design and analysis of arbitrary planar optical waveguide structures.

该方法可用于任意复杂结构的平面光波导的计算机辅助设计与分析。

It is now being expanded to combat rotavirus and pneumococcus, in the hope of saving over 700,000 lives a year, aided by a new funding technique supported by Mr Gates calls "advance market commitments".

现在正在扩大打击轮状病毒和肺炎球菌的力度，期待一年可以救治超过70万人的生命，这项计划为一个被盖茨先生称作"推进市场承诺"的资金技术支持着。

This paper mainly discuss some application of polar form in Computer Aided Geometry Design.

本文主要讨论Polar形式在计算机辅助几何设计中的应用。

With the development platform of Microsoft Visual Basic 6.0, A Computer-aided Design System for the Planning of Polder Region River Net based on Geographical Information System is developed in this thesis.

本文以Microsoft Visual Basic 6.0为开发平台，结合地理信息系统开发了基于GIS的圩区水系规划计算机辅助设计系统。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐