The method of the two-channel optical fiber reflecting for particle velocity measurement was adopted to get the time sequence signal of moving particle velocity in the fluidized bed.
实验采用双光纤反射式速度测量原理，获得颗粒速度的时间序列信号，通过对双通道信号的互相关分析获得取样点的颗粒速度；
A kind of method based on binocular vision for imaging velocity measurement of particle floating in the air or liquid is put forward.
针对漂浮在空气中或者液体中的粒子的速度测量，提出了一种基于双目视觉的测量方法。
Finally, the electrostatic sensing technique was applied in the measurement of particle electrification, particle velocity and mass flow rate.
最后，将静电传感器测量系统应用于颗粒速度、颗粒质量流量和颗粒荷电测量上。
A new method of low intensity radiated noise measurement is shown using acoustic combined sensor and combined signal processing with pressure and particle velocity.
本文研究运用组合传感器和声压、振速联合信号处理技术进行低噪声通过特性的测量。
The velocity field measurement by use of the particle image velocimetry and particle tracking velocimetry ( PIV/PTV) system in a tidal estuary model test has advantages of high speed and accuracy.
在潮汐河口河工模型试验中采用粒子测速（PIV/PTV）系统测量流场，具有快速、精度高的优点。
A modified Lagrangian analysis was adopted to study the dynamic mechanical behavior of rate-dependent materials based on particle velocity profile measurement.
采用改进的基于质点速度波形测量的拉格朗日分析方法，研究了率型材料的动态力学性能。
And then the velocity of diesel spray and ethanol spray are measured by processing the reconstructed trajectory image with the method of particle measurement proposed in the paper.
利用本文所提的粒子测量方法对所得的轨迹再现像进行处理，实现对柴油喷雾场和乙醇喷雾场的速度测量。
The optical-electrical measurement is an effective and feasible way to measure solid particle concentration and velocity in gas-solid two phase flow.
应用光一电检测方法测量气一固两相流中固体微粒浓度、速度，是一种十分有效和可行的方法。
Digital Particle Image Velocimetry (DPIV) is a technology for fast, full field velocity measurement.
粒子图像测速是一种快速全流场测量方法。
The results show:(1) The choice of scattering particle is the main factor of influencing the velocity measurement;
试验结果和理论分析表明：（1）散射粒子的特性参数是影响测速精度的重要因素；
The results show:(1) The choice of scattering particle is the main factor of influencing the velocity measurement;
试验结果和理论分析表明：（1）散射粒子的特性参数是影响测速精度的重要因素；
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