amplitude density spectrum

基本解釋

Besides amplitude, the power spectrum density intensity of shaft-frequency electric field also shows markedly difference from each other in three directions.
船模軸頻電場三分量除在幅值上有很大差異外，功率譜密度強度也有顯著差異。
Based on radar clutter distribution, the radar clutter model is analysed for amplitude probability density distribution and power spectrum density distribution.
從雷達(dá)雜波的分布特性出發(fā)，分析了雜波的解析模型，闡述了雷達(dá)雜波幅度的概率密度分布及其功率譜密度分布。
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(xué)性能影響的角度，對比了秦沈線軌道譜和德國軌道譜。