antenna的例句大全

A Robust Scheme for Contour Extracting and Tracking Optimum Antenna Polarizations for Target Discrimination in Clutter

一种稳健的目标提取与跟踪算法

Collaborative Manufacturing-Oriented WIP Tracking and Management System Optimum Antenna Polarizations for Target Discrimination in Clutter

面向协同制造的在制品跟踪与管理系统

Head continuous with body; Optimum Antenna Polarizations for Target Discrimination in Clutter DESIGN OF MILL BAR TRACKING SUBSYSTEM IN COMPUTER CONTROLLING FOR SEMI-ENDLESS ROLLING PROCESS

半无头工艺计算机控制系统跟踪子系统的设计

The Effects of Step Frequency and Conical-scan Antenna on the Target Echo Wave Signal

频率步进圆锥扫描体制天线对目标回波信号的影响

Accurate measurement of antenna pattern is important to spaceborne SAR image application, and distributed target antenna pattern measurement is widely concerned.

天线方向图的准确测量，对星载SAR图像的应用具有重要作用。分布目标辐射定标在星载SAR天线方向图测试中受到广泛重视。

For a receiver antenna, the real target signal is basically of plane waves.

对接收天线而言，实际目标基本上是平面波。

The SAR motion target detection theory based on the Display Phase Center Antenna ( DPCA) technology was analyzed in this paper firstly.

文中首先分析了基于相位中心偏置天线（DPCA）技术的SAR动目标检测原理，然后详细介绍了基于该原理建立的一种新的双天线动目标检测模型。

Beam riding systems use a target tracker whose purpose is to maintain the antenna boresight pointing at the centre of the reflecting area of the target.

波束制导系统使用一个目标跟踪装置，它的目的是保持天线视轴指向目标反射的中心。

Foreground of the Television Emission Antenna Shared by Multiple Frequency Channel

电视发射天线多频道共用的前景

This paper makes a brief discussion on the harm upon human health by radio-frequency electromagnetic field and electromagnetic contamination problems of small power television emission antenna.

本文就射频电磁场对人体健康的危害以及小功率电视发射天线的电磁污染问题作了简要的论述。

The calculation formulas of the electromagnetic field produced by the emission antenna of broadcasting and television emission towers and mobile communication stations are given.

本文给出了考虑大地的影响计算水平极化的广播电视发射天线和垂直极化的移动通信基站天线在空间产生的场的计算公式。

The radio and television signal emission facilities, including antenna, feeder links, tower masts ( poles), ground network, satellite transmitting antenna as well as the auxiliary equipments thereof;

广播电视信号发射设施，包括天线、馈线、塔桅（杆）、地网、卫星发射天线及其附属设备等；

The basic concept, working principle and technical classification of smart antenna are introduced, including the description of principles and algorithms of the switched beam and tracking-beam smart antennas. The impact of the smart antenna technology on the cellular wireless communication system is also discussed.

文章简述了智能天线的概念、原理和分类，包括预多波束和自适应波束两种智能天线的原理和算法，论述了智能天线技术对移动通信系统性能的影响。

Since the antenna under test and the probe are stationary and control of the phase of antenna element is only needed, the method is actually an electrical scanning approach substituting the traditional mechanical scanning.

由于使用该方法时要求被测天线和探头均固定不动，仅要求对天线各单元的配相进行控制，故实际上这是用电扫描方法来代替传统的机械扫描方法。

It is small, flexible and can be used in a variety of areas except antenna testing such as transmitter test, receiver test, system coding and encoding test and interface function test in system inquiring and responding state.

可实现除天线外的全过程测试，包括ATC系统询问状态和应答状态下的发射机测试、接收机测试、系统编译码功能测试及接口功能测试。

Thermal Distortion Analysis and Test of Space Micro-Strip Array Antenna

星载微带阵天线的热变形分析及实验验证

The actual result presents that the system design and software achievement are reasonable, the system measuring result is correct and the designed technical specifications is achieved, and it provides the reliable method for completing the radar antenna test task.

通过对某雷达天线实际测试结果表明，系统方案设计和软件实现合理，系统测量结果正确，达到了设计的技术要求，为该雷达天线测试任务的完成提供了的可靠方法和手段。

Finally, this paper describes the debugging and testing of the magnetic card reader according its function, mainly investigating the debugging of the success rate of swiping card and the match of antenna, and some corresponding testing results.

最后，根据磁卡读卡器的主要功能进行了调试和测试，主要包括刷卡成功率的调试和天线的匹配调试，并给出了相应的测试结果。

The designment adopts PCI9054+ FPGA to realize the high speed data transmission interface, the electromagnetic environment automatical testing system hardware makes up of antenna, amplifier, spectro-analyzer, computer and printer, the software adopts modularize designment.

设计采用PCI9054+FPGA实现高速数据传输接口，电磁环境自动测试系统硬件由天线、放大器、频谱分析仪、计算机、打印机组成，软件采用模块化设计。

In microwave communication, the conventional theodolite method for antenna azimuth calibration is of large error and poor efficiency.

在微波通信中，天线方位角的校准通常采用经纬仪法，存在误差大、效率低的缺点。