以下为句子列表：
英文: For a x-directed line current with lengh much smaller than a wave length, the E-field pattern on coordinate planes in 3-D space in the region from much smaller than line length to one or two wave length, the synthesized pattern by summation of the field o
中文: 以水平面上三角形甚小于波长线电流为例，分割为若干小段之赫芝偶极所加总合成在三度空间任意座标平面上距离从甚大于线长到一两个波长区域之电场场型与分割小段数量无关，即等同于一单一赫芝偶极之场型。
更详细...
英文: This paper describes the application of finite element method for obtaining the cutoff wavelength, field pattern and bandwidth in ridged waveguide of ridge on the short side, gives the specific equation of related parameter to the subject.
中文: 摘要提出用有限元方法分析位于窄边的脊波导主模的截止波长和场结构图以及单模带宽特性，推导出用有限元法计算相关参数的计算公式。
更详细...
|
