corner frequency
英 [ˈkɔːnə(r) ˈfriːkwənsi]
美 [ˈkɔːrnər ˈfriːkwənsi]
转角频率；拐点频率
双语例句
- The sample rate, filter corner frequency, settling time, group delay and output word rate will be reduced also, as these are proportional to the external clock frequency.
由于采样速率、滤波器转折频率、建立时间、群延迟和输出字速率与外部时钟频率呈比例变化关系，因此这些参数也会相应降低。 - The variation of corner frequency and stress drop with time are analyzed, and the relations between focal parameters are discussed.
分析了拐角频率和应力降随时间的变化趋势，并讨论了震源参数相互之间的关系。 - The incremental magnetic rotary encoder, as a corner position sensor, can be improved its measure accuracy by the way of quadruplicated frequency circuit.
根据电机反电动势信号与电机位置角的关系，利用电机反电动势过零信号来定位磁旋转编码器。 - Changing neither the length of overlapping gap nor the angle of turning corner can assure the rise in shielding effectiveness, rather the specific changing trend is related to frequency range.
改变车身缝隙搭接部分的长度和拐角角度并不能保证提高其屏蔽效能，具体变化趋势与频率范围有关。 - Dynamic corner frequency in source spectral model for stochastic synthesis of ground motion
地震动随机合成中与震源谱相关的动力学拐角频率 - The sample rate, filter corner frequencies, and output word rate are set by a combination of the external clock frequency and the configuration registers of the AD7760.
采样速率、滤波器转折频率和输出字速率由AD7760的外部时钟频率与配置寄存器共同设置。 - The radar cross section of dihedral corner reflector is calculated by using ligh frequency prediction method, and the results are good agreement with the experiment.
采用多种高频预估方法对二面角反射器的雷达散射截面（RCS）进行了计算，所得结果与实验基本吻合； - We also found the dependence of corner frequency on seismic moment, seismic moment on stress drop, source radius on stress drop.
得到了拐角频率与地震矩、地震矩与应力降、震源半径与应力降之间存在依赖关系。 - The descent trend of corner frequency of S wave is showed by the changes of the time before the earthquake ( M_S4.9), the azimuth of axes P of Yangjiang sequence show that the stress has begun to be identical in four months before this event.
S波拐角频率随时间的变化显示出MS4.9地震前有下降趋势；阳江序列P轴方位角的变化显示出震前4个月应力开始趋于一致。 - Using cube corner arrays to restraining wave front aberration of low spatial frequency
用角锥棱镜阵列抑制低频波前畸变 - As the result of simulation, it is pointed out that the converting point must be carefully chosen when corner folding modulation method or intermediate pulse displacement method is used to convert the output voltage waveform of high power frequency converter into square waveform.
通过仿真研究，指出在应用折角调制方法和移缺口方法作为大功率变频器输出电压转入方波工况的策略时，必须注意转换点的选取，并提出了相应的选取方法。 - Especially, on the corner frequency of the filter, harmonics are magnified.
但它不能消除交流电压中的低次谐波，尤其是在LC滤波器的转折频率附近的谐波还被放大了。 - It is considered that these variation characteristics of average corner frequency and stress drops before and after the main shock have index significance to the precursory information before a strong earthquake.
分析认为，主震前后平均拐角频率和应力降的这种随时间变化特征，具有强震前的前兆信息指示意义。 - The certain numeral of the corner frequency ( fo) is 1.31 and the uncertain one of the seismic moment ( Mo) 1.43 respectively from the spectral lines The uncertain factor of stress drop can be reduced from 2.4 to 1.6 by using mean method.
从频谱曲线上得到拐角频率fo的不确定数是1.31，地震矩Mo的不确定数是1.43。采用平均的方法，可将应力降Δσ的不确定数由2.4降到1.6。 - This paper describes the distribution of surface hardened layer and analyses of the residual stress in the nodular graphite cast iron crank shaft with its Journal and arm corner hardened simultaneously by high frequency induction heating.
本文叙述了对球墨铸铁曲轴轴颈与园角部位同时高频淬火后获得的硬化层分布，以及硬化层中残余应力分析。 - The relation between the moment and corner frequency takes on double logarithmic law. When the source radius is smaller than 300 m, the relation between the stress drop and source radius tallies with the theoretical law of the disk static rupture model.
地震矩与拐角频率呈现出良好的双对数关系，且该地区的地震应力降与震源半径之间的关系在震源半径小于300m时与圆盘静态破裂模式理论关系较吻合。 - In order to remove the magnitude affects which imposed on the corner frequency change trend, we obtain the ratio curves of corner frequency values in every event to corner frequency mean values with equal magnitudes in the same earthquake sequence.
为了消除地震震级对拐角频率趋势性变化的影响，求得了每个地震的拐角频率与序列中同震级地震拐角频率的比值随地震序列发展而变化的曲线，较好地反映出该比值的发展进程； - On the basis of the assumption that ω 2 model accords with source displacement spectra, we have obtained the mathematical expressions for calculating apparent stresses of moderate-small shocks from low-frequency flat level and corner frequency.
在假设震源位移谱符合ω平方模型的基础上，得到了利用震源位移谱低频水平与拐角频率来计算中小地震视应力值的数学表达式。 - Nowadays D ￣ measured in narrow bandwidth can't reflect the ac-tual performance of infrared detectors of the system used with system bandwidth being relatively small and 1/ f noise corner frequency of infrared detector being relatively high.
在红外系统带宽较小、红外探测器1／f噪声拐点频率较高的情况下，目前所采用的窄带噪声测量的D￣＊值不能准确反映系统使用时红外探测器的真实性能。 - Residual Stress Analysis of the Nodular Graphite Cast Iron Crank& shaft with its Journal and Arm Corner Hardened Simultaneously by High Frequency Induction Heating
球铁曲轴轴颈与园角部位同时高频淬火时残余应力的分析 - The peak frequency fm and corner frequency fc of S wave spectra of foreshocks show remarkable decrease which are considered as two vital indexes to distinguish foreshocks.
前震S波频谱的峰值频率fm及拐角频率fc都明显偏小，因而它们可作为识别前震的两个重要指标。 - Based on the expression between corner frequency and seismic moment by using least squares fitting, we can obtain the estimated value of corner frequency.
用最小二乘法拟合出拐角频率与地震矩之间的关系式，据此关系式可计算出拐角频率的估计值。 - It indicates that the corner frequency of the reservoir-induced earthquake decreasing is caused by fracture growing and infiltration diffusion of water, which lead to the strength weakness of rock mass.
由此解释了水库诱发地震拐角频率偏小主要是由裂隙发育和库水渗透扩散使地壳浅部岩体强度弱化引起的。 - In the field of Image mosaic, the current main mosaic methods include: feature extraction-based image registration, including the corner and contour extraction; phase correlation-based registration in frequency domain; registration based on pixel intensity.
在图像拼接领域，当前主要的图像拼接方法有：基于特征提取的图像配准，主要包括图像的角点和轮廓的提取；基于相位相关的频域配准；基于像素灰度值配准。 - Based on the calculated roof panels loss factor at each mode, further analysis of the roof panel stiffness and damping properties how to effect its corner reaction force at different frequency harmonic loads was done.
依据计算得到的屋面板各阶模态下的损耗因子，进一步分析了不同频率简谐荷载作用下屋面板刚度和阻尼对其角点反力大小的影响。