In practice there are three methods of accomplishing this phase difference.

在实践中有三种方法来获得相位差.

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The intention of this article is phase difference ultrasonic flowmeter.

本论文的研究对象是相位差法超声波流量计.

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High signal to noise, small phase difference, high dynamic resolution.

信噪比高, 相位差小, 具有较高的动态分辨率.

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The principle of phase difference measurement in digital correlation method is discussed.

讨论了相关法测量正弦信号相位差的原理.

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For the nonproportional loading the dispersion become larger with the phase difference increasing.

在非比例加载条件下,随著相位差的增大,分散性增大.

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How to measure phase difference quickly is a main research topic on scientific research in production.

如何快速准确地测量出相位差也是生产科研中重要的研究课题.

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This paper presents a new method of measuring difference: sampling numerical and self - power - spectrum amplitude correction method.

本文提出一种测量同频率正弦信号相位差的新方法: 采样数字和自功率谱幅值校正相位差测量法.

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The set of formulas consists of DFT of sampled data, phase difference calculation and frequency calculation.

频率估计公式包括采样序列DFT 、 相位差计算和频率计算.

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In this paper, we study on the digital measurement of AC electrical parameters of non - sinusoidal waveforms.

本文研究了关于 非 正弦交流电参量的数字化测量,测量包括频率、相位差、有效值、有功功率、功率因数等电参量.

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We put forward the theories on designing the phase difference - calculation displacement transducer and correlation displacement transducer.

同时还提出了“相位差算式位移传感器”及“相关式位移传感器”的设计原理.

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It also incluses a phase locking loop ( PLL ) simulation used for frequency tracking of CMF.

还包括用于频率跟踪的锁相环仿真,锁相环可以极好地平滑噪声,跟踪频率变化,最终用于计算两路信号相位差.

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A precise phase difference measurement method for current sensor is proposed in this paper.

提出了一种高精度在线测定电流传感器相位差的方法.

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The key of measuring light speed with modulation wave is measuring the modulation wave length.

利用调制波测量光速的关键在于测量调制波的波长,实验中采用相位差法测调制波的波长.

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Indexes of the phase difference of optimization is generally the largest and smallest Green Waves delay.

评价指标的确定相位差的优化目标通常是最大绿波带和最小延误.

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Thus only the phase differences between two bits are used, not the absolute phase.

这样只使用两个比特之间的相位差, 而不是绝对相位(来判决信号).

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