频率谱 meaning in English
frequency spectrum
Examples
- Normal frequency spectrum
标准频率谱 - Still the spectrogram , in which there was exactly equal value between every frequency component , manifested the property of periodical oscillation
频率谱中各谐频之间具有严格相等的差频，表现出周期性振荡的特性。 - Practice shows that the application of frequency spectrum characteristics to the evaluation of ip anomalies caused by sulfide mineralized bodies ( chalcopyrite ) and graphite - bearing dolomitic marble is effective
实践证明，利用频率谱定性评价硫化物矿化体（黄铜矿）与含石墨白云质大理岩激电异常源取得较佳效果。 - Drawing on a multifunctional internal friction instrument and dma , we tested the damping capacity of all the heat treated samples completely , and then got the damping - frequency spectrum , temperature spectrum and strain amplitude spectrum
然后，在多功能内耗仪和dma上对各热处理态试样的阻尼性能进行了全面测试，获得了内耗频率谱、温度谱和振幅效应谱。 - This paper presents that the directional spectra and the reflection coefficients of the oblique and the multidirectional irregular waves on the co - exist wave field of incident wave and reflected wave have been studied . a modified two - points method is proposed that can be used to calculate the frequent spectrum and reflection coefficient of the oblique waves . for the multidirectional irregular waves , the directional spectra and reflection coefficients are obtained by the modified bayesian directional method and the modified maximum likelihood method
本文研究了入、反射波共存场中斜向不规则波和多向不规则波波浪场的方向谱和反射系数，对于斜向不规则波频率谱及反射系数的计算提出了一种改进两点法( mtpm ) ，对于多向不规则波方向谱和反射系数的分析，应用了改进的贝叶斯方法( mbdm )和改进的最大似然法( mmlm ) 。