frequency shifting的例句大全

Doppler frequency shifting and curve fitting differential methods for measuring velocity are analyzed and compared.

对测量速度的两种方法，多普勒频移法和曲线拟合微分法作了分析和比较；

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Study of the Suppression of Frequency Shifting by Sliding Filter

滑频滤波器对频率移动抑制的研究

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Design and Realization of Two-Channel Pulse to Pulse Frequency Shifting RCS Testing System

双通道脉间变频格式RCS测试系统

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PSpice Simulation Analysis of Frequency Shifting in Sound Reinforcement System

扩声系统移频增音的PSpice仿真分析

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Research on Two-Channels Pulse to Pulse Frequency Shifting Outdoor RCS Measurement Radar

双通道脉间变频外场RCS测试雷达的研究

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Shortwave communication channel have the characteristics of multipath debilitating and Doppler frequency shifting.

针对短波通信信道的多径衰落和多普勒频移特性，研究了同步和信道均衡的相关算法。

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harmonic analysis in the electric machine based on windows and interpolated fft and harmonic expurgation according to amplitude in chapter 3, a new method for real-time harmonics cancellation based on frequency shifting principle is deduced.

采用加窗插值FFT与逐幅谐波消去法的电机谐波算法第三章提出了一种基于移频思想的实时谐波消去算法。

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Then the paper presents a phase measurement method of frequency shifting based on multiple spectral bands.

并提出了一种多谱段分色频移相位测量方法,给出了测量原理和精度的分析.

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Object's velocity effect on pulse to pulse frequency shifting RCS measurement

目标速度对脉间变频格式RCS测试的影响

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Simplified Design of High Range Resolution Pulse to Pulse Frequency Shifting Outdoor RCS Measurement Device

HRR脉间变频外场RCS测试设备的简化设计

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With the shock pressure of hydraulic system shifting reasonably by resistance, the shock energy and frequency can be shifted independently and steplessly.

提出了通过立柱阻力适时调节冲击系统的压力，可实现冲击能和冲击频率的自适应独立无级调节。

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the paper introduced a method to realize shifting digital phase of two signals of same frequency based on singlechip, and realize frequency adjustment by pll and timer/ counter 8253.

介绍基于单片机实现两路同频信号间数字移相，并利用锁相环和定时/计数器8253改变两路信号频率的方法。

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the inverted frequency spectrum analysis method of air press gear shifting box

空压机齿轮变速箱噪声的倒频谱分析法

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Eigenvector Derivatives Using Stiffness Method with Hybrid Shifting Frequency and DPI Method

混合移频静刚度法和直接扰动迭代法

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