橘子朗文词典

power spectrum density

P 开头单词

基本解释

  • 功率譜密度

英汉例句

    雙語例句

  • We can get frequency response, power spectrum density(PSD), modal coordinates, etc. by modal analysis module of ADAMS.
    利用ADAMS做模態分析，可以求得頻率響應、 功率譜密度（PSD）、模態坐標等信息。
  • 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).
    軌道不平順分析程序對軌檢車測得的軌道不平順數據進行処理，得到功率譜密度分佈函數。
  • 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.
    從軌道譜的功率譜密度、時間樣本幅值及對動力學性能影響的角度，對比了秦沈線軌道譜和德國軌道譜。

词组短语

    短語

  • static power spectrum density 靜態功率譜
  • Power Spectrum Density MASK 功率譜密度模板
  • noise power spectrum density 噪聲功率譜密度
  • Power Spectrum Density Function 功率譜密度函數
  • power spectrum density chart 功率譜密度圖

专业释义

    電子、通信與自動控制技術

  • 功率譜密度

    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.
    常槼的偵察手段至少需要有6dB以上的信噪比,才能將淹沒在噪聲裡且功率譜密度很低的直接序列擴頻信號提取出來。

    生物學

  • 能量譜密度

    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.
    針對生物芯片掃描圖象普遍存在的傾斜問題，利用圖象投影的能量譜密度，實現對傾斜圖象的自動校正。

    物理學

  • 能譜密度