radiation pattern
英 [ˌreɪdiˈeɪʃn ˈpætn]
美 [ˌreɪdiˈeɪʃn ˈpætərn]
网络 辐射场型; 辐射模式; 辐射方向图; 方向图; 场型
英英释义
noun
- graphical representation (in polar or Cartesian coordinates) of the spatial distribution of radiation from an antenna as a function of angle
双语例句
- The radiation pattern in the near and far field of each frequency component of the spectrum of current pulse on a transmission line.
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。 - The electrical characteristics ( radiation pattern, gain, input impedance, voltage standing wave ratio, etc.) and the variable phase centers of the log-periodic dipole antenna in the free space are analyzed and calculated in detail, taking into account all mutual coupling effect.
采用该方法对自由空间对数周期偶极天线的方向图、增益、输入阻抗和电压驻波比以及等效相位中心等特性进行了详细的分析计算，且计算时考虑了阵中所有偶极子之间的全部互耦。 - Numerical simulation was carried out with professional radio frequency ( RF) and microwave software. The effects of the ground plane's extending angle and position on the antenna's returning loss and radiation pattern were investigated to obtain the optimized antenna's design parameters.
使用专业射频（RF）和微波软件进行数值仿真，分析地平面延伸角度和延伸位置对天线输入反射损耗和辐射方向图的影响，得到优化的天线设计尺寸参数。 - Detailed fabrication process and measurement procedure of S parameters and radiation pattern are introduced.
论文的最后对微带天线的制作工艺及测试方法进行了讨论，给出详细的工艺制作流程和具体的S参数测试步骤及方向图的测试方法。 - The straw cover+ spraying of water is obvious to the radiation pattern freeze injury defense effect.
秸杆覆盖+喷水对辐射型冻害防御效果明显。 - In the paper, the far-field radiation pattern of planar antenna array is analysed by the basic theory of planar antenna array and the port network theory, and has derived the corresponding formulas.
文章先结合平面天线基本理论和端口网络理论，对平面天线的远区辐射方向图进行了分析，并提出了相应的数学表达式。 - Verification of differences of characteristics of electromagnetic field image and radiation pattern in the near and far field are demonstrated.
验证电磁场影像及场型特性在近场与远场中之差异。 - An oval-shaped radiation pattern provides a wider field of view with higher luminosity than standard LEDs, making the devices ideal for outdoor applications where readability in sunlight is essential.
椭圆形发光模式的LED与标准的LED产品相比，不但扩大了视角，而且增强了亮度，这使得这些器件特别适合于要求在阳光下清晰可读的户外应用。 - Using reciprocity theory compute the E face and H face's radiation pattern.
在此基础上利用互易定理计算出共形微带天线E面和H面的方向图。 - By measuring the far field radiation pattern and the polarization of THG signals, it was found that THG signals from the opening parallel structures radiate into angles of different diffraction orders and preserve the fundamental wave polarization state.
实验中测量了两种结构的THG远场辐射角和偏振特性后发现，开口和入射光平行的结构中的THG呈衍射级数形式，并且偏振方向和基频光一致。