Here is presented the photonic crystals and their developed active devices.
本文介绍了光子晶体及根据其原理开发的光子晶体有源器件。
The article is mainly on study of the theory and design of millimeter-wave transceiver front-end from the active devices and passive components.
毫米波器件又分为无源器件和有源器件，本文从这两个方面对毫米波收发前端的理论和设计进行了研究。
Since WDM channels share optically active devices such as EDFAs, network management of one channel may affect the power and noise features of the other channels.
由于在WDM系统中，各个信道共用光有源器件(如edfa)，对某一信道的网络操作有可能影响其它信道的功率和噪声特性。
This course covers analog circuit analysis and design, focusing on the tools and methods necessary for the creative design of useful circuits using active devices.
这门课程涵盖了类比电路的分析和设计，重点讲解使用主动元件创造性地设计实用电路时所必需的工具和方法。
Playing with digital devices discourages kids from active discovery, according to pediatrician Dr. Michael Yogman.
儿科医生迈克尔·约格曼表示，孩子们玩电子设备会妨碍他们积极地探索世界。
It is responsible for active network discovery, polling for device outages and services, and intercepting or processing asynchronous events from devices, services, or higher level distributed agents.
第一层负责发现活动网络，轮询服务和设备是否出故障，以及截获或处理来自设备、服务或更高层分布式代理的异步事件。
Printers - very often label printers - active in this business dovetail their print data with the manufacture of electronic control devices.
从事这项业务的标签印刷商，通常都会把他们的印刷数据与电子控制装置制造商连结起来。
She designs "active hardware metering" chips that, in devices connected to the Internet, can remotely identify them and if necessary switch them off.
她设计出“硬件激活测量器”芯片，它在接入因特网的设备中可以远程鉴定产品，并在必要时关闭它们。
Devices must have Bluetooth enabled and File Sharing over Bluetooth service active when the attack is performed.
当进行攻击时，设备的蓝牙功能必须是处于被激活状态的，而基于蓝牙服务的文件共享也必须是活动的。
Facebook reports that people who visit its network via mobile devices are twice as active on it as those who tap into it via other means.
“脸谱”报告说通过移动设备上网的人数是用其他方式的两倍。
That includes; Windows 98, Windows NT 4.0 and other devices that need access to Active Directory with the "full read" permission or null-sessions to the servers.
包括：Windows 98 WindowsNT 4.0和其它一些需要用“只读”权限访问AD或通过nullsession(空会话)连接服务器的设备。
For 1500 Apple devices active users, the processor utilization was about 51 percent and 1.5 GB memory usage.
对于1500个Apple设备活动用户，处理器利用率为51%，内存占用为1.5GB。
Skype, which claims to have about 170m monthly active users, is one of the services that has flourished as all sorts of devices have become more powerful and connected.
声称每月有17000万实时用户的Skype，就是那种可以在任何设备上使用的服务商之一，也因此更强大，更易连接。
That includes; Windows 98, Windows NT 4.0 and other devices that need access to Active Directory with the full read permission or null-sessions to the servers.
包括：Windows 98, WindowsNT 4.0和其它一些需要用“只读”权限访问AD或通过nullsession(空会话)连接服务器的设备。
When a device project is active, this Devices TAB is available for drag-and-drop operations just as in projects for the desktop.
当设备项目处于活动状态时，可以对此“设备”选项卡进行拖放操作，就如同在桌面项目中一样。
These devices have active functions to improve power quality, enhance stability of power network and transient characteristic of power system.
这些装置对改善电能质量，提高电网的稳定性和系统的暂态特性有着积极的作用。
In the model the dynamics of the tilting active control devices are reproduced, combining the numerical mechanical model of the vehicle with the control software used on the real vehicle.
在此模型中，把实车上使用的控制软件和车辆数值计算机械结构模型结合起来，再现了倾摆主动控制装置的动力学。
The Power Factor of electronic devices is a main index to judging their performance, while Active Power Factor Correction (APFC) is a radical and effective approach to improve Power Factor.
用电设备的功率因数是衡量其性能的一项重要指标，而提高功率因数的最根本和有效的途径就是采用有源功率因数校正技术。
In the Internet, active queue management algorithm provides congestion avoidance and control mechanisms for Internet traffic as an important module in packet-forwarding devices.
主动队列管理算法提供因特网中网络拥塞规避和控制机制，是因特网中分组转发设备的重要功能模块。
To ensure driving safely, a large quantity of active and passive safety devices are widely used on coaches, which greatly improve bus safety than before.
为保证行车安全，大量主动、被动安全装置在客车上得到广泛应用，客车的安全性较以前有了很大提高。
These devices have optical waveguide structure, moderate doping level and active layer thickness.
该器件带有光波导结构并具有适当掺杂和有源层厚度。
The design and synthesis of electroluminescent polymers, luminescence mechanism and the study of el devices have been became one of the most active research fields in recent years.
近年来，电致发光聚合物的分子设计、合成以及聚合物发光机理和EL器件的研究成为最具有活力的领域之一。
The program automatically detects all the USB devices that are connected to your computer, allowing you to choose the one you want to set as active.
该程序会自动检测所有的USB设备连接到您的计算机，让你选择你想设置为活动的人。
Radio disturbance characteristics for the protection of receivers used on board vehicles, boats, and on devices - limits and methods of measurement - specifications for active antennas.
道上车辆船舶和设备上用接收机保护的无线电干扰特性。限值和测量方法。有源天线规范。
The key manager 24 May then include the restored key in the active area where it is available to provide to storage devices 2.
密钥管理器24然后可将恢复的密钥包含在活动区域内，在该区域内的密钥可被提供给存储设备2。
There are many kinds of intrauterine device in use, which have their own characteristics, and all are active intrauterine devices.
目前使用的宫内节育器种类较多，且各有特点，均为活性宫内节育器。
Radio disturbance characteristics for the protection of receivers used on board vehicles, boats, and on devices - limits and methods of measurement - specification s for active antennas.
道上车辆船舶和设备上用接收机保护的无线电干扰特性。限值和测量方法。有源天线规范。
With examples, this paper shows active rhetorical devices are not rare in EST and they contribute to adding to the liveliness and vividness and it also elaborates their translation methods.
通过例证表明积极修辞在科技英语中起着使文章更加生动、形象的重要作用，并简单论述了其翻译方法。
The invention relates to active material based seam concealment devices and methods of use thereof.
本发明涉及基于活性材料的接缝隐蔽装置及其使用方法。
Most electrical devices requiring a fixed frequency, electric power control requirements to reduce the adverse effects of nets, these factors need to use active control to control wind turbine.
大多数电气设备要求有固定频率的电源，电力控制要求减少风力发电并网时的不利影响，这些因素都需要使用主动控制的风电机组。
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