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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This experiment mainly serves the composition of oscillations, When phase difference changes.

当位相差变化时合成图形的旋转方向也随着变化.

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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 three filters always operate a phase - difference of 40 minutes.

三台压滤机运转总是相差40分钟.

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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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The electrode is driven by Elliptical Movement and its direction is controlled by two phase difference.

为实现电火花电极的微米级步距,设计了椭圆微驱动电路,并能有效地控制电极的运动方向.

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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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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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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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For sinusoidal waveforms, equal to the cosine of angle of phase difference between voltage and current.

对于正弦波来说, 功率因子等于电压、电流位相差的余弦.

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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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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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These papers are the classic, they use discrete spectrum to estimate the phase difference.

这几篇论文都是非常经典的有关离散频谱来估计相位差的.

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