target n. 靶子,标的;目标;(嘲笑等的)对象;笑柄 (for); (储蓄,贸易等的)定额,指标;小羊的颈胸肉;【物理学】(X射线管中的)对阴极;【测】标杆,标板;【铁路】圆板信号机;〔古语〕小圆盾。 a target area 轰炸目标地区。 a target ship 靶舰。 a target buster 〔美俚〕打飞靶的人。 target practice 打靶,射击演习。 hit a target 达到定额[指标]。 one's target for tonight 〔英军俚〕女友。
A novel laser source for target simulation 一种新型激光目标模拟光源
Based on radar target simulation theory and system requirement , system hardware and software realization methods are described in detail 接下来详细阐述了雷达模拟器的理论知识,再结合项目的实际情况阐述了本系统的硬件与软件实现方案以及调试。
Each kind of schemes is discussed with its applicability in details and validated by point target simulation . chapter 5 treats rebound jamming with its basic principle . characteristics of jamming signal and jamming effect are analyzed 文中分别对这两种检测方法的适用性作了具体的阐述,并在点目标的仿真实验中得到了验证。
Chapter 4 elaborates on the image formation theory of pfa and shows the images formed through the point targets simulation and live data . paticularly , a data convertion method from stripmap raw data to the equivalent spotlight data is introduced and the limitation of pfa is also analyzed 第四章阐述pfa的成像机理,以点目标仿真和实测数据验证pfa的成像性能,着重介绍了从条带测绘数据中提取等效聚束数据的转换方法,最后分析了pfa的局限性。
The simulation experiment results of real airborne stripmap sar system parameters indicated that , the simulating measures we adopt are efficient and authentic . implement of large extend target simulation with the algorithm of 2dfft can attain high calculation efficiency and have applied value in a certain extent 对机载条带式sar真实系统参数的仿真实验结果表明,本文对不同目标模型采用不同的算法生成sar回波数据,成像后的指标均能达到图像质量基本要求,所采用的仿真方法有针对性,真实有效。
Unmanned air vehicle ( uav ) plays a very important role in nowadays research . recently , the applied range of the uav has expended into military , civil and scientific research scopes : in military scopes , it can be used to be detectors and monitors , electronic countermeasure , fire guidance , war evaluation , target simulation etc ; in civil scopes , it can be used to geodetic survey , detect urban environment , survey globosity resource , prevent forest - fire , pretend environment and succor disaster etc ; in scientific research scopes , it can be used to survey and research atmosphere , also it can validate new technology and now facility 随着时代的发展,无人机在社会的各个领域起着越来越重要的作用,近年来,无人机的使用范围已拓展至军事、民用和科研三大领域:在军事上,可用于侦察监视、电子对抗、火力制导、战果评估、目标模拟等;在民用上,可用于大地测量、地球资源勘测和森林防火、环境保护与灾害救援等;在科研上,可用于大气研究、气象观测、新技术新设备的试验验证等。