（周）相差; 相位差

phase differences───相位差

age difference───年龄差异

huge difference───巨大的差异

age differences───年龄差异

goal difference───（足球）净胜球；得失分

time difference───n.时差

what's the difference───有什么不同

make a difference───有影响，有关系

show a difference───显现出差异

novel method of phase difference estimation under Gaussian noise is proposed to improve the precision of Coriolis mass flowmeter.───为提高其精度，提出了一种高斯噪声背景下的科氏质量流量计相位差估计新方法。

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.

From the derivation, cause and physical significance of the extra phase difference of the coherent field of Gaussian beams can clearly be seen.───从这一导出过程可以清楚地看出高斯束相干场附加位相差的成因及其物理意义。

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.

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.

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.

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.

This paper presents calculation of frequency and phase difference of flow signals with spectrum analysis on basics of Fourier transform (DFT).───本文采用基于傅立叶变换(DFT)的频谱分析方法，计算流量信号的频率和相位差。

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

The results show that the phase difference and the amplitude variation can be considered as the criteria of seam tracing.

A new bit synchronization method based on phase difference was proposed to achieve bit synchronization of the signals from global position system (GPS) satellites in high frequency offset.

The control of the constant Phase difference between the current and the displacement of the magnetic damper in rotor-bearing system is studied.

The distribution of phase difference is calculated with differential method. It indicates that choice of window parameters influence the distribution of phase serious.

One method is phase difference correction of partly FFT; the other is FFT frequency correction with quadratic interpolation.

The frequency and phase difference are measured by means of model 8031 uniprocesser. The exact values of L and C can be calculated automatically through the rulers in principles of electrotechnology .

Our simulation results demonstrate that the max phase difference caused by particle on VCO is weakly when NMOS works in cut-off region.

TLC5510A use of high-speed (20M), scanning waveform, phase difference measurement, Measuring 2 2 TLC5510A waveform.

The system can steadily achieve the relative phase difference dynamic control of the femtosecond laser pulse pair almost without limitation of range.