该词条未找到_海词词典

您要查找的是不是：

active antenna element 有源天线元
JIANGJIA JPA series is a miniature antenna element for Global Positioning Systems(GPS). JPA系列是用于全球定位系统（GPS）的小型天线元件。
Each patch antenna element is excited by two slots on the ground plane placed perpendicularly. 阵列天线中的微带天线皆由位于接地面上的两正交槽孔所激发。
Once equipped with the active antenna, the Rafale would have a five-year technology lead over European competition aircraft, Chaltiel said. 一旦“阵风”战斗机装备了这种主动天线，相对于欧洲其他战斗机竞争对手，它将具有五年的技术领先优势。
A DBF array consists of antenna elements,N receiving modules,A/D convertors,a digital beamformer and controller. 数字波束形成(DBF)阵列由天线阵元、N 路接收组件、A/D 变换器、数字波束形成器及控制器组成。
The transmitting array of eight Yagi-uda antenna elements with small size is proposed. 研制了以八木天线为单元的八元发射天线阵。
DBF array consists of antenna elements,N receiving modules,A/D convertors,a digital beamformer and controller. 数字波束形成(DBF)阵列由天线阵元、N路接收组件、A/D变换器、数字波束形成器及控制器组成。
Certain configurations, such as TV rabbit ears, also allow consumers to rotate or pitch antenna elements to reduce interference. 某些配置（例如电视机的兔耳天线）也能让用户旋转天线元件或改变仰角，以减低电波干扰。
The space of ULA is always less than or equal to half wavelength of the transmit signal.Thus the number of antenna elements limits the aperture. 由于均匀阵的阵元间距一般取半波长，所以当阵元数目确定后天线的孔径也就随之被限定了。
PBG Structure and its Applications to the Active Antenna PBG结构在有源微带天线中的应用
THE APPLICATION OF PBG STRUCTURE TO MICROWAVE ACTIVE ANTENNA PBG结构在微带有源天线中的应用
New Beam Scanning Technology for Active Antenna Array 有源天线阵波束电扫描新技术
A Microstrip Antenna Element for Satellite Communication 一种可用于卫星通信的微带天线阵元
The orient has been playing an active role in the world economy. 亚洲一直在世界经济中发挥积极作用。
A Microstrip Antenna Element for Satellite Comunication 一种可用于卫星通信的微带天线阵元的研究
He is an active member of the school's stamp club. 他是学校集邮俱乐部的一名活跃会员。
An active volcano may explode at any time. 活火山随时都有可能爆发。
Is it wise to engage in active sports at your age? 我这样的年纪积极参加体育活动是否明智？
She was active as a left-winger in the party. 她是党内积极的左翼分子。
He was very active and rode down several horses. 他劲头很大，一连骑了好几匹马。