查询词典 play an important role in

Play in information security Cryptography plays an important role in information security has become an important part.

在信息安全中起着举足轻重作用的密码学也就成为信息安全中不可或缺的重要部分。

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。

Linear differential equations of the principle of superposition theory of linear differential equations play an important role, especially in solving linear differential equations of the nature and structure of play to solve the problem of reducing the complexity and difficulty of the role.

请帮忙翻译一下摘要，跪谢线性微分方程解的叠加原理在线性微分方程理论中占有重要地位，尤其是在解决线性微分方程解的性质和结构问题中起到了降低解决问题的复杂度以及难度的作用。

Play a role in His life experience has always been playing an important role in his scholarly career.

他的生活经历在他的学术生涯中一直扮演着一个重要角色。

As the competition is getting fiercer and fiercer, the media all over the world emulatively build their own channel brand. Being the only national news channel, CCTV News Channel represents the highest level of TV news broadcast in China mainland and is an important bridge for China communicating to the world. The brand building of CCTV News Channel will play an important role not only to itself, but also to the development of CCTV.

在电视传媒竞争日益白热化的今天，世界各地的媒体机构都在竞相打造自己的频道品牌，作为中国大陆唯一一个国家级的新闻频道，央视新闻频道可以说代表了大陆电视新闻传播的最高水准，是中国和世界沟通的一个重要桥梁，央视新闻频道的品牌塑造不仅对频道本身乃至对整个央视的发展和影响力都有着举足轻重的作用。

During the constructive process of harmony society, as to realize the harmony of all kinds of development, conceptions and interests, mass media as well as its anchormen must play an important role. This article analyzes mass media's historical mission from our country's current reality of transforming society and the necessity of constructing harmony society, emphasizes the important roles and functions of anchormen, namely the 'face' of media, proposes the suggestion of building an anchorman contingent in accordance with harmony society. By the way, it is expected that the importance of anchormen in mass media can deserve more recognition and the work of anchormen can be more satisfactory in order to achieve better social and economy benefit.

本文从分析我国当前转型期社会的现实和构建和谐社会的必要性入手，剖析了媒体在和谐社会构建中的历史使命，并着重指出作为媒介&界面&的主持人在推动和谐社会构建过程中所应扮演的角色和发挥的功能，并提出了建设和谐社会所需的主持人队伍的对策建议，以期待主持人在大众传媒中的重要性能更为人肯定，主持人的工作能更为观众满意，发挥更好的经济社会效益。

From the import of a sheet-fed business card printing and membership card making machine the average price of $ 6.4 million, the largest quantity of imported or sky, a souvenir sheet off, and a souvenir sheet of multi-color offset press, a small offset printing presses in the fendback of multicolored imported, play an important role to play.

从不不进口一台单弛纸制卡和会员卡制作机的均匀代价为64不一丑元，不不进口量最不小的还是四闭、差闭、残弛和超残弛的众色胶印机，众色小胶印机在盖住不不进口方背，起到次给的功用。

Circular polarization microstrip antenna has many excellent properties, which in wireless applications play an important role to play.

圆极化微带天线具有很多优良的特性，因而在无线应用中扮演着十分重要的角色。

MVD may play an important role in the oncogenesis and development of lung cancer.

肺癌中微血管密度在肺癌的发生、发展中可能起重要作用。

The expression of MMP- 10 and increase of MVD may play an important role in the invasi

MMP-10的表达与食管癌组织微血管密度呈正相关（P〈0.05）。结论MMP-10的表达和微血管密度在食管癌的侵袭转移中起重要作用。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。