shift frequency的例句大全

and then line shift frequency of tdiccd and exposure time was researched to get the influence of orbit parameters on image.

接着对TDICCD行转移频率与工作曝光时间进行研究，分析了轨道参数对成像的影响。

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The development study of small automatic plotting system of radio shift frequency telegraph

无线移频报小型自动填图机的研制

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Research on Frequency Shift Track Circuit Parameters on Line Testing Technology in Electrified Block

电气化区段移频轨道电路参数在线测试技术的研究

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This paper summarizes the characteristics of the wavelength phase-shifting interferometry and divides the step measurement algorithms of wavelength phase-shifting interferometry into temporal domain and frequency domain algorithms.

概括了波长移相干涉技术的特点，将基于波长移相干涉技术的台阶测量算法分成两类：时域算法和频域算法。

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However, the received performance of HF/ VHF communications is directly affected by Doppler frequency shift, which caused by transmission characteristics including terminal movement, fading, multi-path effects and other factors, thereby needs to be estimated accurately and compensated real-timely.

但是系统中终端的移动、衰落和多径效应引起的多普勒效应会严重的影响到接收性能。因此，准确实时的多普勒频移估计与补偿技术对于短波/超短波通信来说尤为重要。

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The influences of the other relative effects on time transfer, such as the gravitational frequency shift, time dilation, eccentricity effect, and so on, are also analyzed and summarized. 7.

总结了引力频移、时间膨胀、偏心率效应等其它几种相对论效应对时间传递的影响。7.分析比较了几种时间预报模型的钟差预报效果。

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The laser feedback interference in λ/ 4 phase-shifted index-coupled and gain-coupled Distribute Feedback laser diodes is analyzed. The threshold gain and oscillation frequency variation in DFB laser diode are theoretically deduced, and present the expression of complex feedback sensitivity.

分析了λ/4相移折射率耦合型及增益耦合型分布反馈激光器的自混合干涉效应，推导出分布反馈激光器的增益及频率的变化，并给出复反馈灵敏度系数表达式。

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The frequency time selective fading resulted from multipath dispersion and Doppler frequency shift is an important characteristic of urban mobile radio channel.

由多径色散及多普勒频移造成的频率&时间选择性衰落是城市移动无线信道的一个重要特性。

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For the exactly soluble case of unidirectional ring laser with a homogeneous broadened line, the frequency shift relation, the critical and threshold value of inversion, the phase transition behavior and the features of the two-photon lasers with injected signal are analysed.

就可以精确求解的均匀展宽、单向环形激光器的情形，分析了频率位移关系，反转度的临界值和阈值，相变行为，以及带有外加讯号的双光子激光的特性。

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Under the same intensity, the threshold shift caused by noise increased with the frequency increased.

在相同的强度下，低频噪声引起的阈移小，高频噪声引起的阈移大。

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Analysis of the performance of the thyratron used continuous AC-AC phase shift, frequency shift and speed control system

连续移相交交变频调速系统晶闸管工作状态的分析

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Post stack cross equalization generally consists of time shift calibration, amplitude calibration, phase calibration, frequency calibration and waveform calibration.

叠后互均化处理通常包括时移校正、振幅校正、频带校正、相位校正和波形校正。

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Bone conduction threshold shift at speech frequency was associated with the ages.

语频骨导听力损失程度随着患者年龄的增加而逐渐加重。

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Roberts gradient processing is carried out for the input image of joint transform correlator, and at the same time phase shift technique is applied to the reference image and binaryzation is implemented in power spectrum in the frequency domain.

我们对联合变换相关器的输入图象进行Roberts梯度处理，同时对参考图象采取相移技术，并在频域中将功率谱二值化。

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Frequency Shift Method for the Determination of Non-Volatile Materials in Organic Solvents

有机溶剂中不挥发物的频移测定

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Wireless signal propagated in the wireless channel will be affected by multi-path time delay spread, Doppler shift, angular spread and other characteristics of multi-path fading, leading to the received signal distortion in amplitude, phase and frequency.

无线信号在无线信道中传播，容易受到多径时延扩展、多普勒频移、角度扩展等多径衰落特性影响，导致接收信号在幅度、相位和频率上失真。

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In the AIS baseband signal processing, we also need frame head detection, frequency shift estimation and symbol timing algorithm to assist our demodulation process. In this paper, we also conducted all the algorithms researched in detail.

在AIS基带信号的处理过程中，还需要帧头检测、频偏估计、符号定时算法的辅助，在论文中，对各种算法也进行了详细的研究。

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Frequency shift of laser pulse propagating in wakefield

尾波场中传播的激光脉冲的频率漂移

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A Wake Field Detection Mothod Using Laser Wavefront Variation Frequency shift of laser pulse propagating in wakefield

一种利用激光波前变化检测尾流场的方法尾波场中传播的激光脉冲的频率漂移

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Take into consideration of the timing of gear shift when the vehicle running on the road, the thesis formulates the rotational speed controlling scheme of the variable frequency motor on the testing bench.

结合车辆在路面行驶时的换档时机，制定了测试台架上变频电机转速的控制方案。

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