frequency spectrum
频谱
常用释义
英式发音
美式发音
基本释义
- 频谱：指在一定时间内，信号的频率分布情况。频谱通常以图形的形式表示，横轴表示频率，纵轴表示信号的强度或功率。
例句
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1·Which factors do the frequency spectrum of ultrasound have relation with?以及液体中超声波频谱都与那些因数有关？
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2·Frequency spectrum element, carrier frequency. Frequency type can be specified.频谱元件，载波频率。可指定频率类型。
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3·First, it introduces the principle and algorithm of frequency spectrum analysis.首先讲述了频谱分析的原理以及实现的算法。
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4·The analysis of frequency spectrum is an important link in seismic data processing.在地震数据处理中，频谱分析是不可缺少的重要环节。
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5·While this division of the frequency spectrum works, said Goldsmith, it's not infallible.戈德史密斯表示，这种频谱划分方式尽管行之有效，却并非尽善尽美。
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6·This paper introduced a method of forecasting precipitation with frequency spectrum analysis.本文介绍了用频谱分析法进行降水量分析和预报的基本方法。
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7·The influence of some factors on pressure oscillation is studied by frequency spectrum analysis.采用频谱分析方法，分析诸因素对压力振动特性的影响。
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8·This can cause some input frequency spectrum distortion which will have an effect on the computed FRF.这会引起一定的输入频谱失真，对计算得到的频响产生影响。
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9·According to the frequency spectrum and covariance, the blur strength of the blurred image is evaluated.根据模糊图像的频谱和协方差特性估计模糊图像的模糊度。
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10·Through removing mean and frequency spectrum correction, the measurement precision of system is improved.采用去均值和频谱校正的方法，改善了系统的测量精度。