power spectrum density

基本解释

• 功率谱密度

英汉例句

双语例句

• We can get frequency response, power spectrum density(PSD), modal coordinates, etc. by modal analysis module of ADAMS.
  利用ADAMS做模态分析，可以求得频率响应、 功率谱密度（PSD）、模态坐标等信息。
• The program for rail irregularity analysis processes the track irregularity data measured by track inspection car to obtain the distribution function of power spectrum density(PSD).
  轨道不平顺分析程序对轨检车测得的轨道不平顺数据进行处理，得到功率谱密度分布函数。
• The track spectra of Qinhuandao-Shenyang(QS) passenger railway line and German railways were compared in terms of power spectrum density(PSD), amplitude of time domain samples and dynamic performance.
  从轨道谱的功率谱密度、时间样本幅值及对动力学性能影响的角度，对比了秦沈线轨道谱和德国轨道谱。

• power spectrum density更多例句

词组短语

短语

• static power spectrum density 静态功率谱
• Power Spectrum Density MASK 功率谱密度模板
• noise power spectrum density 噪声功率谱密度
• Power Spectrum Density Function 功率谱密度函数
• power spectrum density chart 功率谱密度图

• power spectrum density更多词组

专业释义

电子、通信与自动控制技术

• 功率谱密度

  The conventional detection and estimation methods has to achieve 6dB or higher SNR to demodulate the DSSS signals, which have low PSD（Power spectrum density） and are always submerged in noise.
  常规的侦察手段至少需要有6dB以上的信噪比,才能将淹没在噪声里且功率谱密度很低的直接序列扩频信号提取出来。

  生物学

• 能量谱密度

  Aiming at the common problems about the incline of biochip image, the automatic image rotation correction is realized by analyzing the power spectrum density of image projection.
  针对生物芯片扫描图象普遍存在的倾斜问题，利用图象投影的能量谱密度，实现对倾斜图象的自动校正。

  物理学

• 能谱密度