• The constant beam-width beam-former and wideband DOA estimation algorithms are realized in the DSP hardware systems.

    完成了恒定束宽波束形成以及宽带源方位估计算法DSP硬件系统中的实现

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  • The record seabed image distorted due to the angular beam-width of echo-sounder in bathymetric, especially for gibbous terrain.

    在海洋测深由于回声测深波束效应影响,海底的测量会带来较大的失真

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  • Firstly, the requirements of the parameter for the dual-band, common-caliber, wide beam-width and circular polarization antennas are presented.

    首先,文中阐述车载双频段、共口径波束极化微带天线设计要求

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  • The noise in constant beam-width beam space is spatial correlative and color (non white), which affects the performance of wide-band-beam-space high resolution DOA (Direction of Arrival) estimator.

    恒定束宽波束域噪声空间相关噪声,给宽带波束分辨方位估计方法性能带来影响

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  • The definition of beam width is significant for the quality of laser beam.

    激光光束质量问题,光束束定义至关重要。

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  • When the initial power equals the critical power a stabile spatial soliton is obtained and generally the beam width takes periodical contraction or diffraction.

    初始功率等于临界功率时,可以得到一个稳定空间孤子,一般情形下周期的压缩或展宽变化。

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  • In the paper, spear lag of beam plated construction and effective distribution width of flange plate are analysed through model test and research. It provides a reference in design.

    本文通过大型试验研究分析结构截面剪力滞效应翼缘有效分布宽度设计提供参考

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  • Now, all I had to do was walk along a beam that was maybe the width of my foot, with nothing to grasp except that dangling line.

    现在只需走过脚一样横梁除了一根悬挂的绳索,什么也靠不住。

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  • This is achieved by using a unique multi beam technology, demonstrated in figure 2, which reduces the power density, minimizes the thermal load, and reduces the kerf width in the wafer.

    采用独特的光束技术实现的,2显示了工作原理,降低功率密度减小负载缩小线宽度

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  • This paper deals with the mechanical behaviors of steel-concrete composite beam and effective width of concrete slab on the axial force and the bending moment together function, based on the past job.

    本文总结前人工作基础,对结合斜拉桥弯矩共同作用下的钢—混凝土组合梁截面受力状态和混凝土桥面板有效宽度进行研究。

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  • The sample should not be so large as to increase unduly the width of the diffracted beam.

    样品应当过分,以致不恰当地增加衍射宽度

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  • In this paper we analyze the frequency correction caused by a finite beam width in an optical gyro.

    本文分析了陀螺由于有限光束宽度对拍频频率的修正因子。

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  • Some important concepts relating to the flattened Gaussian beams (FGBs), such as the field distribution and beam width, are analyzed physically.

    平顶高斯光束有关一些重要概念例如分布等作了物理分析

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  • Angular resolution of a real aperture radar is limited by the beam width of the radar antenna.

    一般综合孔径雷达方位分辨率天线波束宽度的限制。

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  • This paper concentrates on the problem of finding a way to obtain angular resolutions better than the beam width of real aperture radars by means of azimuth signal processing.

    本文寻求种在扫描孔径雷达中,利用方位信号处理获得优于天线波束宽度分辨力途径

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  • The beam stirrups are very important to the anchorage of the upper longitudinal bar in the beam outside the wall's width.

    节点区的宽箍筋对于凸出上部锚固具有比较重要作用。

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  • The coupled differential equations of the dimensionless beam width parameters of two optical beams are solved.

    求解了光束无量纲参量耦合微分方程

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  • The formulas of mode conversion are derived and effects of optical beam power, initial beam width radius and inverse of the radius of curvature of the wave front on the mode conversion are analysed.

    导出模式变换公式分析光束功率、光束初始半径曲率半径的倒数模式变换的影响

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  • Ray beam effective width of Xray Imaging system is an important parameter to evaluate the resolution of system.

    射线成像系统射线有效宽度评定系统成像分辨率重要成像指标

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  • The methods and results for the 5 main parameters of energy, beam current, dose uniformity, beam scanning width, and beam profile were given.

    给出了能量强、扫描均匀性、扫描长度以及束斑形状5个重要参数测量方法结果

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  • The method for calculating the equal-section equivalent beam width is presented and the stiffness of the equivalent beam equals to the slab stiffness.

    同时按刚度相等原则,给出了折算成等截面等代宽度计算方法

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  • Real time graphic display of probe position, beam surface position, gate delay and gate width during scanning.

    实时显示探针位置所对应图形播送表面位置,门控宽度

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  • As a result, the beam width and gain of the half cylinder array are enough for the system to detect the UAV.

    分析结果表明圆柱型波瓣宽度增益满足系统无人机探测要求。

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  • The results show that diffraction efficiency of a lossless grating increases with the higher ratio of reference beam width to object beam width.

    对于无吸收光栅参考光束相对光束越宽衍射效率高。

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  • In bathymetric survey, the record seabed image is distorted due to the angular beam width of an echo sounder.

    海洋测深过程中,回声测深波束效应使记录测深图像失真

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  • It is shown that the positions of phase saddles and vortices depend on the off-axis parameter, beam width, phase and relative amplitude of beams.

    研究表明干涉场中的相位鞍点以及涡旋点位置与光束的离轴参数束腰宽度、相位以及相对振幅有关。

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  • If the space separation between strong signal and weak signal more than one beam width, the algorithm proposed can effectively extract weak signal without knowing weak signal's direction of arrival.

    信号微弱信号空间间隔大于一个波束宽度时,方法较好实现对微弱信号提取

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  • If the space separation between strong signal and weak signal more than one beam width, the algorithm proposed can effectively extract weak signal without knowing weak signal's direction of arrival.

    信号微弱信号空间间隔大于一个波束宽度时,方法较好实现对微弱信号提取

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