词语导航
基本信息
词语：回波频率
繁体：回波頻率
拼音：huí bō pín shuài
英语翻译
【电】 echo frequency
分词翻译
回波的英语翻译：
echo
【化】 echo
【医】 echo
频率的英语翻译：
frequency
【计】 F; frequency
【化】 frequency
【医】 frequency
【经】 frequency
翻译例句
1. 本方法对目标回波信号采用了相干视频模拟法，在视频上模拟目标回波的多普勒频率。
In the method, the target reflected signal is generated by the way of coherent video simulation and the Doppler frequency of target is simulated on video.
2. 在阵列信号处理中，提取回波信号中的空间频率，可以得到目标的方位信息。
In processing of array signal, Direction of Arrival (DOA) of target can be obtained by extracting spatial frequency of echo.
3. 分析了检测信号的特征，并采用截止频率法成功地提取了微弱的缺陷回波信号。
The characteristics of the test signals were analyzed and weak defect echo signals were successfully extracted by cut-off frequency technique.
4. 自聚焦的目的是从雷达回波中消除目标径向运动的影响，只保留步进频率的影响，而后者是合成hrr能力的基础。
The purpose of autofocusing is to remove the radial motion effect of the target from radar echoes, and only reserve the stepped frequency effect which is the basis of synthetic HRR capability.
5. 得出了在被检测结构一定的条件下，大的回波能量透射系数对应有一最佳检测频率。
In a certain medium structure, the echo energy transmission coefficient changing with the ultrasonic testing frequency is studied and the maximum magnitude is obtained.
6. 围绕声纳方程，论证了相关计程仪设计时应考虑的一些问题，如频率的选取，换能器间距等，从而为海底回波仿真的参数选择提供了理论依据。
Some problems, such as the choice of frequency and distance between transducers, are discussed according to sonar equation, which should be considered in the design of Acoustic Correlation Log.
7. 第四章给出了基于频率步进信号的SAR回波信号模型。
In the fourth chapter, the model of the SAR echoed signal with stepped frequency signal is presented.
8. 这些信号分别为模拟回波信号的生成提供了天线增益大小、时间基准、相位基准和载波频率大小等重要的参考信息。
These signals provide an important reference of the gain of antenna, the time reference, the phase reference and the frequency of carrier wave for generating stimulant echo signal.
9. 这两种方法既可用于多段线性调频连续波探测回波的积累检测，也可用于多个相参脉冲信号的积累与频率估计。
The new methods can be used in both detection of FMCW echo and frequency estimation of correlative pulse train.WwW.WENtiyI.cOm
10. 生命体等摄动目标以一定频率、较小幅度振动，其回波具有微多谱勒特征。
Micro vibrational targets, such as living things, are vibrate with certain frequencies and micro amplitudes, which module the echo as micro Doppler signals.
11. 该算法利用相邻回波的多普勒频率基本相等的特性对回波进行对消；
The returns can be cancelled through the algorithm which utilizes the characteristics that neighbouring returns have approximately equal Doppler frequency.
12. 在天气回波信号谱宽固定的情况下，通过改变天气回波信号的平均多普勒频率，分析了回归滤波器对它的衰减情况。
Fixing the spectrum width of the weather echo signals, we change theirs mean Doppler frequency and filter them using regression filter. After filtering, we analyze the attenuation of them.
13. 以往的目标检测都是在视频信号上进行的，它只对回波幅度进行检测，而丢掉了信号的相位和频率的信息。
Usually the radar video signal is used to detect, but it only utilizes the amplitude of the signals and lost the information of phase and frequency of radar signals.
14. 当导引头雷达发射多个不同频率的脉冲信号时，在一定的检测处理时长内目标回波信号幅度服从瑞利分布，而诱饵干扰信号则是幅度固定的。
When the radar seeker transmits several different frequency pulses, the echo amplitude of the target follows the Rayleigh distribution and that of the decoy is assumed fixed.
15. 新模型不仅考虑到目标是光学区复杂目标的情形，而且分析了目标运动形成的多普勒频率对回波数据的影响，使动态目标雷达回波模拟数据更接近于真实。
The new model considers the state that the target is a comprehensive target, and includes the influence of the targets"movement. The data based on this model is more actual than the stop-and-go model.
16. 为此，他们产生高频率的超声波脉冲回波是由传感器检测和评估。
For this purpose they generate a high frequency ultrasonic pulse the echo of which is detected and evaluated by the sensor.
17. 为此，他们产生高频率的超声波脉冲回波是由传感器检测和评估。
For this purpose they generate a high frequency ultrasonic pulse the echo of which is detected and evaluated by the sensor.
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