These conclusions also have been validated by our experiments of acoustical excitation and PIV measurement.
环形叶栅声激励和PIV测量的实验结果亦证实了这一结论。
At the same time, the light reflection control and the symmetrical and steady dispersion of tracer particles are the key factors of the PIV measurement.
同时，分析得出激光反光的控制和示踪粒子的均匀稳定散播是实验成功的关键因素。
In PIV measurement, 2-d data collection techniques were used to gain vector field of flow around vegetation with different vegetation rigidity under similar flow conditions.
采用PIV激光图像速度场仪，选择二维相关采集测量，得到在相似水流条件下不同刚度植被周围的流场矢量图。
The physical mechanism of the modulation law from the particle-phase to the gas-phase was discussed from several points of view by means of flow visualization, PDA and PIV measurement.
通过采用流动显示、PDA、PIV 等多种先进测试手段从定性到定量，从单点时均到全场瞬时，从多个角度深入探讨了两相圆湍射流中近喷口区域颗粒相对气相调制规律的物理机制。
Particle Image Velocimetry (PIV) plays an important role in the technology of flow field display and measurement.
在流场显示测量技术中，粒子图像测速(PIV)技术占有相当重要的地位。
The paper presents some research works on the internal flow shock wave measurement of transonic compressor by PIV technique.
在跨音压气机试验台上进行了用PIV技术测量内流激波结构的试验研究。
The wake vortices of an impinging jet in crossflow were studied experimentally by means of laser-induced fluorescence (LIF) flow visualization and particle image velocimetry (PIV) measurement.
本文采用LIF(激光诱导荧光)流动显示和PIV(粒子图像速度场仪)测量对横流冲击射流的尾迹涡结构进行了实验研究。
The results in the next experiment investigation of PIV verify the conclusions of theory deducing and the experiment measurement exactly.
而对后期的PIV流动显形实验结果进行分析时，又进一步验证了理论推导以及实验测量所得结论的正确性。
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。
This paper studies Particle image Velocimetry (PIV) and its image measurement techniques in propellant application system.
本文探讨二维粒子图象测速(PIV)技术在应用系统中的研究与实现。
The experiments indicate that PIV technology could be used on the flow measurement of the rotating cavity.
依据实验给出旋涂工艺的简化模型，并运用旋转圆盘理论分析流体流动。
The experiments indicate that PIV technology could be used on the flow measurement of the rotating cavity.
依据实验给出旋涂工艺的简化模型，并运用旋转圆盘理论分析流体流动。
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