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- air interface evolution 无线接口演进
- The next step evolution of WCDMA is HSDPA, as a matter of fact, 3GPP has modified air interface mainly in two aspects, introducing HSDPA technology. WCDMA的下一步演进是HSDPA，事实上，3GPP主要从两方面对空中接口作了改进，引入了HSDPA技术。
- RLP Radio Link Protocol. A protocol used over the air interface. 无线电连接协议,空中接口协议。
- Radio Link Protocol. A protocol used over the air interface. 无线电连接协议，空中接口协议。
- Air interface security and end-to-end encryption a re offered by TETRA to protect data during the entire transmission. 数字集群系统TETRA提供空中接口加密和端-端加密以实现通信的机密性。
- The models can not only describe the morphology of coherent precipitate, reverse coarsening, atom ordering and interface evolution successfully, but also fit all stages into one physical model, including nucleation, growth and coarsening. 该模型可成功地描述共格沉淀相的形貌、反粗化现象、原子有序化、界面的演化等，并将形核、长大和粗化在同一理论框架内考虑。
- IEEE Standard 802.16, with its WirelessMAN? air interface, sets the stage for widespread and effective deployments worldwide. 为此;IEEE制订了新的协议标准IEEE802.;16;为宽带无线接入定义了无线城域网(WMAN)的空中接口规范;以期望提供统一的业界标准。
- RRC lies in the 3rd sublayer of air interface protocol stack,the main function of which is the control and management of radio resource. 无线资源控制(RRC)子层位于空中接口协议栈的第3层,它主要完成无线资源的控制和管理功能。
- RRC lies in the 3 rd sublayer of air interface protocol stack,the main function of which is the control and management of radio resource . 无线资源控制子层位于空中接口协议栈的第3层,它主要完成无线资源的控制和管理功能。
- Firstly, we introduce two traits of the CMT network architecture, air interface of cdma2000 and the function and architecture of WAS. 本文首先简要介绍了CMT系统网络结构的两大特点和cdma2000空中接口的结构以及WAS子系统的功能和结构；
- It focuses on the system architecture, CDMA air interface and PON as access network, and gives the cell format in transport. 讨论该系统的结构、采用CDMA技术的空中接口、作为接入网的PON，并给出了信元在传输过程中的格式。
- The 3G IP concept envisages architecture built on a packet-based core network and the deployment of multi-mode air interface handsets. 3G IP 概念设想的是一种以基于分组的网络为核心，采用多模式无线接口手机的结构。
- For fixed Broadband Wireless Access(BWA) systems, a new protocol, called IEEE 802.16 was developed and published in April 2002. The standard defines the air interface for wireless metropolitan area networks(MAN). 为此，IEEE组织为第二代无线城域网WMAN制定了新的协议标准IEEES02.;16，定义了新的空中接口规范Wireless-MAN，以期望提供统一的业界标准。 论文第二章主要工作涉及802
- The air in the garden was warm and fragrant. 花园里的空气一片温馨。
- The archers sent their shafts through the air. 弓箭手向空中射出利箭。
- To gain more insights of MIMO OFDM, the most promising 4G air interface, we study its coherent and noncoherent system structures in multipath time-varying Rayleigh fading channels. 为了对这最有希望的第四代空中介面-多输入多输出正交分频分工-有更深入的了解，我们研究它在多路径时变瑞雷衰落通道的同调与非同调系统架构。
- The lack of air in the room make everyone sniffle. 屋子里空气缺乏，使得每个人都频频吸气。
- During the intermission, let's go out for some fresh air. 幕间休息时，我们出去呼吸呼吸新鲜空气吧。
- The air held a foretaste of a storm. 天气有要括大风的迹象。
- The air was reeking with the smell of tobacco. 空气中弥漫着烟草的气味。
