以下为句子列表：
英文: In the far field, the farther the distance, the similar and less distance dependent of the image and radiation pattern of electric and magnetic field, the similar the image of electromagnetic field to the Fourier transform of the source current distributi
中文: 在越远之远场中，电场与磁场之影像及场型越相似，距离越远差异越小，电磁场之影像越近似于电流源分布之富氏转换。
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英文: In the near field, the image and radiation pattern of electric and magnetic field are different and varies with distance, the image of electric field is similar to the charge distribution of the source while the image of magnetic field is similar to the s
中文: 在越近之近场中，电场与磁场影像及场型各不相同，距离越近差异越大，电场之影像越近似于电流源之电荷分布，磁场之影像则越近似于电流源之电流分布。
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英文: The method of moments is used to analyze and calculate the broadband characters of impedance,voltage satanding wave ratio(VSWR),gain and radiation pattern of larger angle LPDA,and the relation between these characters and the parameter of antenna construc
中文: 本文采用矩量法分析和计算了对数周期天线在张角较大时，它的阻抗、电压驻波比、增益及方向图的宽带特性，讨论了这些特性与天线结构参数之间的关系.根据分析和计算，设计并制作天线进行实验测试，理论计算和测试结果表明，两者吻合较好.
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英文: The radiation pattern in the near and far field of each frequency component of the spectrum of current pulse on a transmission line.
中文: 传输线上脉波电流频谱中各频率成份在远近场区中场型之比较。
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英文: Verification of differences of characteristics of electromagnetic field image and radiation pattern in the near and far field are demonstrated.
中文: 验证电磁场影像及场型特性在近场与远场中之差异。
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