There are many difficulties for PIV technique application in towing tank.

piv(粒子图像测速)术在拖曳水池中的应用面临诸多困难.

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Unsteady flow in centrifugal impeller has been measured by mean of PIV.

利用激光成像速度仪(PIV) 测量了旋转离心叶轮内部的非定常流场.

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The PIV technique and auxiliary dye - tracer technique are used to display the flow field.

流场显示以PIV技术为主,辅以染料示踪技术.

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Instead of traditional solid particles in PIV, emulsify ied air bubbles are used as PIV particles.

本文介绍一种适用于水洞力学实验的采用乳化空气泡做为示踪粒子的PIV测速技术.

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The characteristics of warship air - wake can be obtained by means of particle image velocimetry ( PIV ).

应用粒子图像测速技术 ( PIV ) 获得了舰船空气尾流场特性,介绍了试验模型及PIV设备的安装方法和试验方案.

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PIV ( Particle Image Velocimetry ) measurement reveals the velocity field on the upper surface of the blade.

实验手段显示出叶片上表面速度场.

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Results RSV was positive in 26 patients, and PIV 3 was positive in 14 patients.

结果RSV阳性26例, PIV3阳性14例.

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This paper develops a set of PIV system, which includes system and interrogation system.

本文开发了一套激光粒子图像速度场仪系统, 其中包括成像及查询系统两大部分的开发.

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RSV is the most common viral pathogen of ALRI, and PIV and IFV are less common.

RSV是冬春季节婴幼儿ALRI的主要病原体, 其次是流感病毒和副流感病毒.

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