magnitude-frequency characteristics 中文意思是什麼
magnitude-frequency characteristics
解釋
幅頻特性- magnitude : n 廣大，巨大；偉大，重大，重要性；大小；積；量；【數學】量值；【天文學】（恆星的）等，等級，光度...
- frequency : n. 1. 屢次，頻仍，頻繁。2. （脈搏等的）次數，出現率；頻度；【物理學】頻率，周率。
- characteristics : 產品性能描述
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Log magnitude - frequency characteristics
對數幅頻特性 -
To study the wave field characteristics of 2 - d transversely isotropic elastic random medium, we separately calculated the statistical characterizations ( horizontal center frequency, vertical center frequency and relative magnitude of the wave field energy ) in the five different time sections
為研究橫各向同性彈性隨機介質模型中的波場特徵，我們在五個不同的時間區段上，分別計算剖面的三個統計特徵（橫向中心頻率、縱向中心頻率、波場能量相對值） 。 -
To study the wave field characteristics of 2 - d viscoelastic random medium, we divide up the theoretic recording sections ( vertical component ) into two different time sectors, and separately calculated and extracted the three statistical characteristics ( horizontal center frequency, vertical center frequency and relative magnitude of the wave field energy ) in the two different time sectors
為研究粘彈性隨機介質模型中的波場特徵，我們在理論記錄（垂直分量）剖面上選取兩個時間區段；在這兩個不同的時間區段上，分別計算剖面的三個統計特徵（橫向中心頻率、縱向中心頻率、波場能量相對值） 。 -
Magnitude - frequency characteristics
幅頻特性 -
The butterworth wavelet filter with good magnitude - frequency characteristics is adopted to process the vortex flow signal, and the fundamental frequency of signal is estimated effectively. the algorithm is implemented in a digital signal processing system based on a tms320vc5409 dsp chip, and its effectiveness is proved
採用幅頻特性較好的iir型butterworth小波濾波器，處理渦街流量信號，估計基頻，並在以tms320vc5409為核心的渦街流量計數字信號處理系統上實現，證明其方法的有效性。 -
The small - signal model in main circuit are built by using average circuit model. the relationship of each small signal and efficiency duty cycle are described completely. magnitude - frequency characteristics and phase - frequency characteristics of each main transfer function are got
本文分析了全橋移相zvspwmdc - dc變換器的基本原理，運用平均等效電路法建立了主電路小信號模型，並詳細分析了各小信號變量與有效占空比之間的關系，得到了各主要傳遞函數的幅度和相位頻率特性。
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