角分辨率
- 名angular resolution
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本文假设群目标和导弹在同一水平面内飞行,导弹对目标进行迎头攻击,应用DBS技术使弹载雷达的角分辨率提高5~10倍。
It is as-sumed that targets and missiles fly in the same plane and missile attacks targets from the front semisphere . In this case , angular resolution will be increased 5 to 10 times .
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高分辨率激光成像技术可以提供角分辨率达nrad量级的高分辨率图像,能够为空间防御和空间监测提供可靠的图像资料,满足了现代战场的需求。
The technology of high resolution laser imaging could provide high graphics with an angular resolution of nrad , thereby could satisfy the demands of the modern battlefields .
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它采用准直器和非位置灵敏探测器,通过对空间辐射流强的准直调制,实现对空间硬X射线高灵敏度高角分辨率的巡天扫描成像观测。
Its objective is to achieve all sky scan survey of space hard X - rays and imaging X-ray sources with high sensitivity and high resolution based on collimator and Direct Demodulation Imaging Method .
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仿真结果表明,该方法较距离扩展目标检测方法的检测性能有明显改善,且其检测性能随着角分辨率的提高而进一步改善。此方法可用于信号级检测SARI、SAR等分布式目标。
Simulation results indicate that the detector has a better detection performance then range distributed target detection , further more its detection performance improves with azimuth resolution increasing .
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论述了超高精度红外雷达(VHPIRR)在超声干涉仪中的应用,它们原理图的对比,角分辨率的限止,有源滤波器的应用。
This paper presents application of Very high accuracy infrared Rader ( VHPIRR ) in ultrasonic interferometric meter .
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研究对象是应用电视中使用的偏转线圈。主要讨论M-M型聚焦偏转线圈中有关的设计和工艺问题,如隅角分辨率、图形畸变、校正磁铁、屏蔽等。
With deflection coils as its study subject , this paper mainly discusses some aspects of design and techn-ology used in focusing deflection coils Type M-M , such as resolution in corners , pattern distortion , correc-tion magnet , shielding etc.
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该反射率计工作波长5~100nm,角分辨率0.005°,样品台可做六维调整,样品与探测器采用同轴扫描馈入机构,大大提高了扫描运动及测量精度。
The wavelengh range is 500 ~ 100 nm , and the angle differentiate is 0.005 ° . Sample table can be adjusted six dimensions . The together-axis feed-through is employed by sample scanner and detector scanner , so that the scan precision of movement and measurement are improved greatly .
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有了这些复杂的多普勒偏移,就有了角分辨率的问题。
Those complicated Doppler shifts are where the angular resolution comes from .
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高角分辨率光学干涉测量在天体物理中的应用
The Astrophysical Applications of High Resolution Imaging by Optical Interferometry
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地基望远镜的角分辨率一直因为大气湍流的存在而受到限制。
The angular resolution of ground-based telescopes is essentially limited by atmospheric turbulence .
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传像束光纤在望远瞄准镜中角分辨率的计算方法
Calculate method of angular resolving power of image fiber bundles in telescopic sight
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原初粒子到达方向角分辨率好于1.1°。
The angular resolution of primary particle arrival direction is better than 1.1 degree .
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通过这种方法,可以用较少的光学窗口,得到较高的角分辨率。
Based on this way , higher angular resolution can be obtained with fewer sensors .
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只有对非常高通量的反应堆,才可能应用高角分辨率的衍射计。
Only with very high-flux reactors is it usually possible to employ diffractometers of high angular resolution .
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角分辨率为0.44mrad,小于人眼的最小角分辨率。
The angular resolution of this eyepiece is 0.44 mrad and less than that of human eyes .
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激光成像雷达是一种具有较高的距离分辨率和角分辨率的新型三维成像传感器。
Imaging laser radar is a kind of new three-dimensional imaging sensors with high range resolution and angular resolution .
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系统最小角分辨率为0.46mrad,小于人眼的最小角分辨率,解决了普通透视式头盔显示器双目设计时宽视场实现难的问题。
The minimum angular resolution of this system is 0.46 mrad , which is less than that of human eyes .
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由于导引头具有很宽的工作频率范围,天线孔径尺寸受弹径限制,因此导引头的角分辨率低。
Due to its wide operating frequency range and its restricted antenna aperture by missile diameter , the angular resolving power of ARRS is limited .
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另外,阵元稀布在不增加阵元数和计算量的前提下,可提高角分辨率。
In addition , thinning array is a good idea to increase the angular resolution under the condition of the same sensors and computation load .
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计算表明,PJ&25P的性能良好,以及采用两端适当增强的聚焦磁场,能够提高四角分辨率。
As shown by computation , the assembly PJ-25P has satisfactory performance , and the focussing field with both ends properly enhanced will give improved corner resolution .
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本编码器角分辨率为0.078〃;测角精度,σ<0.8〃;
About this 24-unit absolute photoelectric rotary encoder , It 's angle resolution is 0.078 " and the precision of testing angle is σ < 0.8 " .
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结果表明:双向高斯脉冲激励的处理过程和角分辨率特性均优于单向高斯脉冲。
Results show that the signal processing and the properties of angular resolution by the dual Gaussian pulse excitation are better than those by the singular Gaussian pulse .
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在果蝇这种较精密的复眼中,感杆小体彼此相隔,因此果蝇复眼的角分辨率显著提高,能够探测到较微小的运动物体。
In the more sophisticated eyes of flies , the rhabdomeres are separated , and as a result , fly eyes have significantly better angular resolution , and can detect smaller moving objects .
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又因采用外加2M时钟作为计时信号,提高了控制角的分辨率。
Additionaly , by using of16-bit counters and external2MHz clock signal , the distinguishability of the control angle is increased .
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因此,研制莫尔条纹信号高插补系数快速电子细分装置成为提高光电轴角编码器分辨率与响应频率亟待解决的问题。
So the fast interpolation set of the Moire stripe signal is : he problem that is anxious to be resolved .
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具体内容可以概括为以下6个方面:1、介绍了集成成像技术的原理。分析了集成成像的特征参数,包括视场角、分辨率和景深。
The dissertation can be divided into the following six parts : Firstly , the principles of integral imaging are introduced and three main parameters ( view angle , resolution and DOF ) of integral imaging are analyzed .
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扫描激光雷达的视场角和角分辨率研究
Study on Angle of Field-of-View and Angular Resolution of a Scanning Laser Radar
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实验表明,此方法提高了四频差动激光陀螺角速度测量分辨率,为快速高精度方位自对准奠定了基础。
The experiments show that the method increases resolution of differential laser gyros angle rate measurement .
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从所得的结果的细节估计达到了7角分的分辨率。
A resolution of about 7 arc minutes is attained from the estimation of the restored details .
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论述了提高压电射流角速度传感器分辨率,交叉耦合、线性度、动态范围等关键性能的理论与工艺。
The article discusses the key theory and technology to enhance the resolution , cross coupling , linearity , and dynamic range of piezoelectric jet-flow angular rate sensor .