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base frequency中文是什么意思

  • 固有频率
  • 基本频率
  • 基础频率
  • 基频

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  • 例句与用法
  • The former one is a product of the pressure pulsation resulting from the fan blade periodically cutting the air , with the blade passing frequency as its base frequency and accompanied by higher harmonics . the wide - band turbulent noise is formed when the rotating fan forces the surrounding air to produce turbulent throw - outs and results in gas thickening and thinning processes
    旋转噪声是由于风扇的叶片周期性地切割空气,引起空气的压力脉动产生的,以叶片通过频率为基频,并伴有高次谐波。湍流噪声是由于风扇运动导致的周围空气发生湍流脱体,使空气发生扰动,形成气体的压缩与稀疏过程而形成的,是一个宽频带噪声。
  • In matlab software , we realized compute program on antenna structure design optimization and acquired the prime structure parameters . throw the analysis of the natural characteristic , we find an effective algorithm to enhance the base frequency and give a reference for the structure design of antenna . by the antenna structure optimum design , we obtain the optimum design results and solve a complicated structure design optimization problem with lots of finite element computation , multiple targets and multiple disbursed variants
    通过对天线的固有特性分析,找到了提高天线系统基频的有效途径,为天线的结构设计提供了依据;通过天线的结构优化设计,获得了天线结构的优化设计结果,解决了带有大量有限元计算、多离散变量、多目标相结合的复杂的结构优化设计问题。
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