Radar can be blinded by bad weather, and not all volcanoes are within range of suitable equipment.
恶劣的天气会蒙蔽雷达，且并不是所有的火山都在合适的设备范围内。
But radar can be blinded by bad weather, and not all volcanoes are within range of suitable equipment.
但是，雷达可以受恶劣天气蒙蔽，也并不是所有的火山都在适当的设备范围内。
The program is intended to increase the sensitivity of the radar, therefore increasing the range that a target at a given size can be detected.
该计划试图增加雷达的灵敏度，然后增加目标在某一尺度被探测的范围。
They use a system of video cameras, radar sensors and laser range-finders to detect other vehicles, while following a pre-set route mapped out by drivers in ordinary cars.
这些汽车利用一套包括视频摄像机、雷达传感器和激光测距仪在内的控制系统侦测道路上的其他车辆，同时按照由普通汽车驾驶员制定的预先设定路线行驶。
America's air force is developing a range of them based on a type of radar called an active electronically scanned array (AESA).
美国空军正在进行系列研发，这是基于一种叫做有源电子扫描阵列(AESA)雷达的装备。
The improved dataset coming from the TanDEM mission should deepen and extend the range of radar applications.
改进后的TanDEM任务的数据集，将深化和扩展雷达的应用范围。
Insyte currently employs 3, 719 people across 11 U.K.-based sites that produce a range of radar, command and control, underwater systems and other products.
Insyte目前拥有3719名雇员，11个生产雷达，指挥和控制，水下系统和其他产品的英国站点。
Called LADAR, the technology works in a similar way to radar, calculating the range of an object from the time it takes for a pulse to reach it and then be reflected back.
这种技术被称作LADAR，它的原理和雷达差不多，都是通过计算脉冲到达一个物体并返回所用的时间来确定物体的大小。
The radar provides the helicopter with long-range search, imaging and tracking of surface vessels, a periscope detection mode, and the IFF to identify other aircraft in flight.
雷达给直升机提供远程搜索、水面舰艇的成像和跟踪、潜艇检测，并使用敌我识别系统识别飞行中的其他飞机。
US satellite images claim there is a base south of Shanghai with nearly 10 vehicle-mounted launchers and 96l6e long-range surveillance radar.
美国卫星图片显示，上海南部某基地拥有近10部车载式发射器，还追加部署了96l6e型远程警戒雷达。
The result of experiment shows that this method not only is efficient but also can visualize radar maximum detection range.
实验结果表明该方法不仅效率高，而且能真实直观地展现雷达最大探测范围。
Ultra wide band radar has high range resolution capability, when UWB signals interact with target, and the responses of target are composed of many separate scattering centers.
超宽带雷达具有高分辩能力，它探测到复杂目标时，目标总的电磁散射是多散射中心的合成，回波信号不同于普通的窄带雷达回波。
In stepped frequency radar, the velocity of targets must be estimated and compensated to eliminate the range migration and distortion due to target moving.
步进频率雷达中，目标的径向运动将导致合成的目标径向一维距离像产生距离徙动和波形失真，需要对目标速度进行估计以补偿其影响。
This thesis mainly investigates the methods of radar target recognition based on High Range Resolution Profile (HRRP).
本文主要对高分辨距离像雷达目标识别方法进行了研究和探索。
Stealth aircraft typically use a range of radar-defeating technologies.
隐形机使用了一系列反雷达技术。
There exist ambiguities of range and velocity in the signal detection of pulse Doppler radar.
脉冲多普勒雷达在信号检测时存在距离模糊和速度模糊的问题。
The problem of radar detecting range in multiinterference is analyzed in this article.
对雷达在多重干扰下的威力范围做了一些探讨。
The wave band in each kind of long-distance range ground communication or the radar work, can not apply.
该波段在各种远距离地面通讯或雷达工作中，均不能应用。
The accuracy of radar survey range is the key to decide radar net's tightness.
雷达探测范围的准确性是决定雷达网严密性的关键。
Firstly, this paper introduces the corresponding technique of data fusion, and then the Angle of video tracker with high accuracy is fused with the range of radar with high accuracy.
首先，本文在讨论了数据融合相关技术的基础上，对电视跟踪仪高精度的角度测量和雷达高精度的距离测量作点迹融合。
The influence of time length and beat frequency on radar range is discussed.
讨论了信号时长和差拍频率对雷达作用距离的影响；
The operation principle of marine navigation radar is deeply analyzed in this project, including the basic principle of radio, impulse radar and radio-range orientation.
本课题详细分析了船舶导航雷达的工作原理，包括电磁波工作特性、脉冲雷达基本原理以及雷达定位的工作原理。
Generally, this system provide a powerful analysis and testing tool for the study of Laser range imaging radar and range image.
该系统为激光距离成像雷达以及距离图像的研究提供了一种有效的分析和测试工具。
This paper introduce the mathematical model to realize the electronic analog computation to missile allowable launching distance and explain the transforming way of radar range scale.
介绍了为实现电子模拟运算导弹允许发射距离的数学模型，并说明了雷达距离比例尺的变换方法。
The echo of short range radar detecting ground targets are analyzed in this paper, Models for targets, multipath effects and clutter are constructed.
对近程地面目标监测雷达的回波进行分析，建立相应的目标信号模型、多路径效应回波模型和杂波模型。
A method of UWB radar target recognition based on moving correlation was put forward in terms of moving correlation theory combining with high resolution range imaging of UWB radar.
本文基于滑动相关理论，结合超宽带(uwb)雷达能获取目标高分辨力距离像的特性，提出了一种基于滑动相关的UWB雷达目标识别方法。
Frequency stepped radar is a high range resolution radar, and motion compensation is the key technique to realize high resolution of range.
频率步进雷达是一种距离高分辨率雷达，运动补偿是其实现距离高分辨的关键。
The range measurement of the FMCW radar is based on the estimation of the frequency of the beat-note signal.
为了提高FMCW雷达的距离测量精度，提出了一种基于差拍信号相位的距离估计方法。
The range measurement of the FMCW radar is based on the estimation of the frequency of the beat-note signal.
为了提高FMCW雷达的距离测量精度，提出了一种基于差拍信号相位的距离估计方法。
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