frequency cutoff
英 [ˈfriːkwənsi ˈkʌtɒf]
美 [ˈfriːkwənsi ˈkʌˌtɔf]
网络 截止频率
双语例句
- When the elasticity deformation of the mechanical system becomes larger, there is not much difference between the resonance frequency and the cutoff frequency, even gets into the band, it might cause the system self-excitation and oscillation.
当机械系统的弹性变形较大时，其谐振频率与截止频率很接近，甚至落入带宽中，引起系统的自激振荡。 - When frequency slightly higher than cutoff, using perturbation method it is to know that tunnel wall wet make attenuation of electromagnetic wave lower not only in rectangular tunnel but also in circular tunnel.
当频率略高于隧道截止频率时利用微扰法可知：不论是矩形隧道还是圆形隧道，隧道壁潮湿使电磁波的衰减率降低。 - The property of infrared small target images in frequency domain is analyzed. A new metric, weighted information entropy is proposed to evaluate the complex degree of infrared backgrounds. Subsequently, an adaptive method for conducting the cutoff frequency of Butterworth high pass filter is proposed.
从频率意义上对红外小目标图像的基本特征进行了分析，提出了一种基于红外图像加权信息熵的背景复杂程度估计方法，及一种自适应巴特沃思（Butterworth）高通滤波器截止频率调整策略。 - In order to solve the problem of cutoff frequency of rectangular ridged waveguide, effects of trains on cutoff frequency in rectangular tunnel are analyzed by using ridged waveguides method.
为求解矩形正脊波导的截止频率问题，把求解矿井隧道中存在列车时的电磁波传播特性问题归结为求解矩形正脊波导截止频率的问题。 - CASCADED MIGRATION BY COMPRESSING THE SPATIAL FREQUENCY Development of High Cutoff Frequency HBT
压缩空间频率的分级偏移方法高截止频率异质结双极晶体管的研制 - Effects of trains in a rectangular tunnel on the cutoff frequency were analyzed by the finite-element method when the tunnel had been regarded as a waveguide. Generally, the trains in tunnel lowered TE wave cutoff frequencies and raised TM wave cutoff frequencies.
将隧道看作波导，利用有限元素法，分析了矩形隧道中的列车对电磁波截止频率的影响，可知列车的存在使TE波模的截止频率降低，使TM波模的截止频率升高。 - When electromagnetic wave has been fed into the cell, a uniform TEM field is established with a frequency lower than the cutoff frequency of TE_ ( 10) mode of rectangular wave guide.
当电磁波输入传输室后，一个小于矩形波导TE（10）模截止频率的行波电磁场被建立起来。 - The Fault Analysis and Recovery Processing of Frequency Shift Automatic Block and the Instantaneous Cutoff of signals
移频自动闭塞瞬间关闭信号故障的分析及处理 - Furthermore, a pseudo surface acoustic wave is observed in fast coating and slow substrate combination by decreasing the size of the laser spot, which allows generating higher frequency than the cutoff frequency of this system.
进一步，采取减小激发激光光斑的办法，使激发出来的声表面波频率高于慢基底快涂层系统中的截止频率时，在慢基底快涂层系统中得到了伪表面波。 - The frequency cutoff is determined through spectrum analysis on MATLAB.
使用MATLAB对信号进行频谱分析，确定了截止频率。 - The digital-assisted frequency tuning scheme can remain the cutoff frequency constant with the variation of process, voltage and temperature.
数字辅助的频率校准电路能够使滤波器的截止频率保持恒定，覆盖了芯片由于工艺、电压、温度变化而造成的频率偏差。 - Due to the existence of PBG, only the frequency above the cutoff frequency can be transmitted, whereas the frequency below the cutoff frequency where no guided super modes exist is prohibited. Thus, we propose a triplexer based this property.
由于光子禁带的存在，频率大于截止频率的光波可以在波导中传输，而频率小于截止频率的光波则被禁止。因此，基于这些特性设计了一种超微光子晶体三波长分束器。 - Then, the basic operational principles of the continuous-wave Doppler, continuous-wave frequency modulation, pulse and pulsed-Doppler and false random pulsed-Doppler systems compositely modulated are depicted and the probability of the distance cutoff of fuse is analyzed.
对连续波多普勒、连续波调频、脉冲及脉冲多普勒以及复合调制的伪随机脉冲多普勒体制的基本工作原理进行了阐述，对其距离截止能力进行了必要的分析。