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方向特性的英文

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"方向特性"怎么读用"方向特性"造句

英文翻译手机手机版

  • directional characteristic
  • directivity characteristics

例句与用法

  • Direction property of coherent interference suppression
    抵消相干干扰的方向特性
  • Directional sensitivity for the hot - wire measurements at very low wind velocity
    极低风速下热线测量的方向特性
  • ( 3 ) the distribution and the direction in texture is discussed
    3 、着重讨论了纹理的分布特性和纹理的方向特性
  • Crops sown in line ; the directional characteristics of thermal radiance ; scanning direction
    行播作物热辐射方向特性扫描方向
  • The spatial directional resolution ( sdr ) of the 2 - d regular arrays ( square array , circle array , l array ) was investigated in this paper by means of theoretical analyses and computer simulations
    摘要利用理论分析和计算机仿真相结合的方法、对三种常用的二维均匀天线阵列(方阵、圆阵、 l阵)的空间方向特性进行了深入的理论和仿真实验研究。
  • Under wide - aperture , the anisotropy of scattering centers become evidence , in this paper , we propose a new algorithm based on sub - aperture and filtered back - projection algorithm to estimate the anisotropy of scattering centers in wide - aperture imaging
    然后针对散射中心方向特性提取问题,结合子孔径思想和滤波逆投影算法提出子孔径滤波逆投影算法,仿真结果验证了算法的有效性。
  • Because super - directive arrays can supply better directive performance than the general arrays , we analyses the two pattern synthesizes that is the schelkunoff unit - circle method and the chebyshev - dolph super - directive synthesis method of the line arrays in detail
    由于超方向性阵列天线可以提供比普通阵列天线好得多的方向特性。本文尤其对线阵的schelkunoff单位圆综合法和chebyshev - dolph超方向性综合法作了详细的分析。
  • Linear array can only provide an azimuth scan ranging from 0 to 180 degree , while circular array from 0 to 360 . by means of recurring moving array excitation , circular array controls the beams ’ orientation simply and neatly , creating a perfect pattern in azimuth and an ideal pattern in pitch
    线阵只能有180的扫描范围,而圆形阵列能够提供360方位角,通过循环移动阵列激励,简单而灵活地操纵波束的方位,能够在方位上产生没有方向性方向图,而在俯仰方向上也有一个理想的方向特性
  • Lastly , aiming at the poor results which all current algorithms do for directional textures , and cannot synthesis texture directly , aiming at the particularity of this kind of textures , we bring forward the conceptions of non frontal parallel textures and frontal parallel textures . by analyzing texture ' s direction through fourier spectrum , we introduce the conception of main direction , and solve the approximation value of texture ' s main direction by discrete approximated approach . by this way , we can synthesis indirectly simple structural non frontal parallel textures
    最后针对现有算法对带有方向的纹理合成效果差,无法直接合成纹理图像的难点,本论文首先提出了非正平行纹理与正平行纹理的概念,分析了它们之间的内在联系,引入了两个角度参数来描述纹理的朝向,采用傅立叶频谱法分析纹理的方向特性,并提出了纹理主方向的概念,本论文引入离散逼近的方法来求解出纹理主方向的近似值,这样我们就能用一种间接的方法合成简单的结构性非正平行纹理。
  • The third chapter is experiment analyses of multi - aperture transient electromagnetic method , it analyzes multi - aperture transient method in theory and discusses radiation direction characteristic of first field by means phased array theory and integrating result of experiment contrast . according to kinematics character it also brings forward similar interference concept and analyzes reason of similar interference phenomenon , it gained footing between similar interference item and depth on the base of it and experiment formula
    借助于相控阵原理的思想,结合模拟实验观测值对比结果,对多孔径tem方法进行模型分析,详细讨论了多孔径一次场的辐射方向特性,利用光波的运动学特征提出类相干的概念,分析了多孔径tem辐射源存在类相干现象,推导出类相干实验公式,并得出类相干项与多孔径框边长以及埋深的关系表达式和。
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