In order to improve the power of detecting radar weak signal, the key is to restrain noise of radar weak signal.
为了提高雷达检测弱信号的能力，对它的去噪就显得非常重要。
The information of the rain-detecting radar is to be used for calculating the regional rainfall so as to improve the relevant calculation solely based on data from limited rain gauge stations.
拟用测雨天气雷达信息来进行有关雨量的计算以弥补单纯依靠有限个雨量站点计算面雨量的不足。
In this dissertation, the design of the hardware and software of the detecting radar based on the ultrasonic pulse are completed, including the debugging on the system and the hardware of CW radar.
本课题完成了基于超声波脉冲的测距雷达的硬件设计、软件设计及系统调试并且完成了测速雷达的硬件调试。
With the radar, detecting aircraft velocity changes requires tracking the received data and can only be detected over a period of several position updates.
使用雷达的话探测飞行器的速度变化要求跟踪监测所接收的数据并且只能在几次位置更新后探测到。
In this area, the radar is detecting thick subsurface ice in many locations.
在这块区域的许多位置，雷达都探测到了厚实的地下冰河。
The MTD (moving target detection) radar is widely used in detecting motive targets under the background of strong clutter, and most of its performances receive more and more attentions.
动目标检测(MTD)雷达作为一种被广泛用于强杂波背景下检测运动目标的雷达，其各项性能越来越受关注。
During the near three decades, high - frequency ground wave radar detecting for sea has been regarded for its high performance by many countries.
近三十年来，高频地波对海探测雷达因其本身所特有的优点而引起了许多国家的高度重视。
Usually, conventional incoherent weather radar is used to provide only the information on the position of a weather target and its radar reflectivity by detecting echo intensity.
通常非相干的常规天气雷达的应用仅仅是通过雷达回波强度的探测来提供天气目标物的位置和其反射率的信息。
Through making sure of detecting air attack weapon distance, enter direction by radar, projective shortcut of firepower unit fairway, the air defense situation was simulated.
通过对雷达发现空袭兵器距离、空袭兵器进入方向、火力单元航路投影捷径的确定来对空情进行模拟。
Research results show that the combined detecting system possesses fine pulse compression performance, range cut-off characteristic and the superiority which other radar signals are not provided with.
结果证明这种复合探测系统具有很好的脉冲压缩性能、距离截止特性及其它雷达信号不可替代的优越性。
Aerial defense radar detecting system is used to search, discover, identify and scout the aerial target, it can provide necessary information and alarm for aerial defense system.
防空雷达探测系统主要用于搜索、发现、识别和跟踪远方空中来袭的目标，为防空作战系统提供必要的目标参数和预警。
When the object environment of ship radar signal is complex, detecting object is very difficult.
由于舰船雷达信号目标环境的复杂性，从强杂波中检测目标异常困难。
Chopper is an important part of infrared detecting system and laser radar; the transfer function is used to characterize the optical transfer characteristics of chopper.
斩波器是红外探测系统、激光雷达系统等的重要组成器件，传递函数可以用来描述斩波器的光学传递特性。
HARPY effectively suppresses hostile SAM and radar sites for long duration, by detecting, attacking and destroying radar targets with a very high hit accuracy.
“哈比”长续飞时间有效压制敌方防空导弹(SAM)和雷达位置，发现、攻击和摧毁雷达目标，具有非常高的攻击精度。
Theory of detecting signal in low SNR by digitalized processing is analyzed. The digitalized processing methods and test results of several typical radar signal parameters are demonstrated.
分析了数字化处理技术能够实现低信噪比信号检测的原理，给出了几种典型雷达信号参数的数字化处理方法及试验结果。
A network of sensing devices, such as satellites or radar, for detecting an enemy attack in time to take defensive or counteroffensive measures.
警戒设备，如卫星、雷达等组成的网络系统，便于及早发现敌方的进攻以采取各种防御或对抗性措施。
Besides that, an interactive method for drawing target tracks and a time decision method for radar detecting target are proposed in this paper as well.
提出了一种交互式目标航线的建立和推演方法以及雷达目标探测时间的判定方法。
Wind profiler radar is a radio remote-sensing sounding system for detecting the atmosphere wind, which is proved to be an attractive and future wind-measurement instrument.
风廓线雷达是用于大气风场探测的无线电遥感系统，实践表明它是一种很有发展前途的测风设备。
Ultra wideband radar, using the promising and novel radio technology in detecting hidden targets, has a broad application prospect.
用于检测隐藏活动目标的超宽带雷达就是基于基带无载波极窄脉冲的，有着广阔的应用前景。
The problem of detecting the signals of high-resolution radar (HRR) in high clutter environments is investigated in this paper, with the use of theory of fuzzy sets.
本文研究了强杂波干扰背景下运用模糊集合理论解决高分辨雷达信号的检测问题。
The pulse Doppler(PD)radar technique in ground-based radar is mainly applied to detecting motive targets in strong clutter jamming circumstance.
地面雷达中的脉冲多普勒（PD）技术主要用于在强杂波背景下对动目标的检测。
Through the analysis of geological radar in principle and detecting cases, discussion is made on the significance of it used in construction management of highway engineering.
通过对公路地质雷达的原理、检测实例分析，论述了地质雷达检测在公路行业施工管理中的重要作用。
The problem of detecting targets in the cluttered circumstance with millimeter wave high resolution radar was studied.
研究了毫米波高分辨雷达体制下的目标极化检测问题。
Based on the detection principle of ground penetrating radar, this paper analyses the feasibility of detecting fractured rock zone in mine roadway with the radar.
在简述地质雷达探测原理的基础上，分析了巷道围岩松动圈雷达探测的可行性。
A new method based on Time Frequency Analysis (TFA) for detecting weak signal under strong noise background from radar target with the cavity embedded is described in this paper.
该文论述了在强噪声背景下利用时频分析检测带腔体雷达目标弱信号的方法。
Results The circuitry functions was dependable and reliable with accurate indication in radar based non-contact life detecting devices.
结果：通过在雷达式非接触生命检测设备上使用，其性能稳定、可靠，电量指示准确。
Radar signal processing is a key technology for navigation radar detecting target, which improves the radar detection capability and has a crucial role for safe and efficient shipping.
雷达信号处理技术是航海雷达探测海上目标的关键技术，它对安全和高效率的海上运输起到至关重要的作用。
Based on the detection data of geological radar and seismic map for the underground faults at the 10 m depth, this paper discusses the detecting means for the super-shallow geological structures.
根据地表下埋深10米断层的探地雷达和地震映像探测资料，讨论了超浅层地质构造的探测方法。
There is no uniform measure for dynamic performance of AEW radar detecting area yet.
机载预警雷达的动态探测性能尚无统一的度量标准。
There is no uniform measure for dynamic performance of AEW radar detecting area yet.
机载预警雷达的动态探测性能尚无统一的度量标准。
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