dominant frequency

主频

常用释义

词性释义

主频:在一个波形中,出现最频繁的频率,也就是能量最大的频率。
例句
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1·Except the dominant frequency and interpulse interval, all the other parameters of the callsemitted during flying were higher than those of calls emitted during hanging.
飞行时发射的单脉冲除主频和脉冲间隔短于悬挂状态下的之外,其余参数均大于悬挂状态下相应参数的值。
2·We studied the characteristics of dominant frequency of infinite horizontal cylinder in compensated factor and quve the linear compensation way of two-dimensional bodies.
研究了无限长水平圆柱体的补偿因子中主频段的特性,给出了二度体的线性补偿方式;
3·We make a subtly geological model profile in Sanzhao sag in Songliao basin, then we can make a series of models with varies S/N ratios and with varies dominant frequency accordingly.
对松辽盆地三肇凹陷制作了精细地质模型剖面,及相应制作了不同信噪比、不同主频的正演地震模拟剖面。
4·Based on the above-defined evaluation criteria, the evaluation is carried out for the effects of earthquake dominant frequency ratio (EDFR) on the seismic control performance of the ATMD.
根据选择的评价准则,评价了地震卓越频率系数(EDFR)对atmd抗震控制性能的影响。
5·In fact, the FFT spectrum is the convolution between read time series and window function in domain of frequency, the dominant frequency position influence on leakage should not be ignored.
由于实际信号和窗函数在频域为卷积关系,所以应该考虑实际频率在FFT谱上所处的位置。
6·The signal's amplitude spectrum reveals that there are two main frequency, the higher is the probe signal's dominant frequency and the lower is the testing plane's free vibration frequency.
频谱分析表明测试信号中含有两个主频,分别对应发射探头的发射主频与测试面自振频率(采用ANSYS有限元程序作半空间体模态分析加以验证);
7·The main parameters that effect horizontal resolution of migration imaging were identified as medium velocity, dominant frequency of seismic wavelet and aperture Angle of migration processing.
结果表明,影响偏移成像水平分辨率的主要参数是介质速度、地震子波主频和偏移处理的孔径角。
8·We also use this system to study the relationship of gastric sound and EGG. The result showed that the dominant frequency decreased and the dominant power increased when the gastric sound appeared.
我们也使用床边记录系统,探讨胃音和胃电的关系,从研究结果可以得知,在胃音发生时,胃电的主频率将明显降低而主频率之功率则会有明显的增加。
9·The result indicate that population gene frequency variety expedite by selection and the test testify green-shell character is controled by a pair of complete dominant allele.
选择加快了群体基因频率的改变,青壳蛋性状确为由一对主效基因控制的完全显性遗传性状。
10·The results showed that: (1) for Hair forms and Nasal profile, the frequency of the dominant gene was lower than that of theirs recessive gene, but the opposite was true for Nostril forms.
结果显示:(1)发型和鼻梁侧面观的显性基因频率均明显低于隐性基因频率,而鼻孔形状则相反。