| 释义 |
PIVCOCA²⁴⁶⁶³¹
基本例句
n.峰值反向电压PIV型无级变速装置
A pupil super- resolution technique based on the Rayleigh Criterion as a PIV index is studied and presented in this paper.
基于瑞利判据作为 PIV指标的光瞳超分辨技术，可以在不增加光学系统口径的条件下提高系统分辨率。 zidian8
By the research on the application range and the theory of PIV technology, it was demonstrated that PIV technology can be used to research the flow field of pump sump.
从理论上分析了采用 PIV技术研究水泵吸水室流场的可行性，并得出了利用 PIV技术测量分析流场的步骤； http://dj.iciba.com
First, flow field in the integrative reactor are tested with PIV and then the reactor is modified according to the testing results.
用 PIV二维流场测试技术对反应器内部流场进行了测定，并根据测定结果对反应器进行了改进； cnki
In this paper a new method to extract velocity information using the inherent characteristics of particle images in PIV is demonstrated.
通过对 PIV中粒子图像固有特点的研究，提出了一种新的速度信息提取方法。 cnki
The software system is composed by the improved circle extraction algorithm, various image processing algorithms and PIV/ PTV algorithms.
软件系统由改进的球形颗粒图像识别算法、各种图像处理算法和各种先进的 PIV/ PTV算法组成。 cnki
The synchronistical measurement for marine pipeline lifting force and surrounding current field in wave field was carried out by introducing a PIV system method.
在波浪场中，利用 PIV装置进行水平输油管线升力及其周围流场的同步测量。 cnki
The two dimensional oscillating flow field of jet splitter system is measured by PIV technique which use double pulsed lasers.
利用以大功率双脉冲激光器为光源的 PIV技术，测定了由扁平射流和尖劈组成的二维振荡射流流场。 cnki
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。 cnki
Combining the merits of the traditional method and PIV method, it is proved that TJ-4 boundary layer wind tunnel comes up to the designed standard.
综合传统方法和 PIV方法两种方法的优点，验证了 TJ-4边界层风洞的流场品质达到了设计要求。 cnki
In order to test the accuracy and resolution of complex vortex by particle image velocimetry PIV , velocity fields of poisoeulie flow and flow around a circular cylinder were measured.
为了考察粒子图像速度场仪 PIV的测量精度及分辨复杂流动结构的能力，对泊肃叶流动和圆柱绕流两种典型流动进行了测量。 dictall
Liquid film flow field in gas- liquid-solid three phase flow through a curved pipe were measured by Particle Image Velocimetry PIV for a better understanding of the phase separation phenomena.
为了深入认识螺旋管内多相流相分离现象，应用粒子图象测速仪 PIV，对组合弯管内气水砂三相流底部水平段和上升段中液膜区的流场进行了测量。 cnki
Objectives to investigate the effectiveness and safety of umbilical vein catheters UVC and peripheral intravenous catheters PIV in neonates.
目的评价脐静脉置管术 UVC和周围静脉留置针 PIV在危重新生儿静脉输液中的临床效果。 dictall
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。 cnki
The dissertation successfully utilizes the PIV to airflow model experiment of electric precipitator, attain several significant data and obtain satisfactory result.
本文成功地将 PIV应用于电除尘器内气流组织的模型实验中，得到了一些有意义的数据，获得了满意的结果。 cnki
The experimental results show the feasibility of advanced PIV technology for study on properties of jet flow field in gas-solid injector.
结果表明，先进的 PIV流场测量技术应用于气固喷射器射流流场特性研究的可行性。 cnki
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。 dictall
The whole history of transient flow field near free surface due to body exiting from water was quantitatively captured by PIV facility .
本文采用 PIV测试技术对物体出水近自由面瞬态流场进行了探索试验研究。 cnki
The experiments indicate that PIV technology could be used on the flow measurement of the rotating cavity.
利用粒子图像测速技术简称 PIV对高位垂直进气的转静系旋转盘腔流场进行了实验研究。 zidian8
The principle of fuzzy logic is applied to analyze the motion of particles in a PIV image.
文中将模糊分析的原理应用于分析粒子在一幅 PIV图像中的运动情况。 cnki
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。 cnki
This paper studied the velocity field of a forward swept axial- flow fan with no casing configuration by means of PIV technology, and a tip vortex phenomenon is observed.
本文利用对开式前缘弯掠轴流风扇进行 PIV实验，捕捉到了开式轴流风扇的叶尖涡。 dictall
This paper describes an experiment to measure quantitatively and visually the flow around a plate cascade using PIV in a circulating water channel in CSSRC.
本文介绍了利用 CSSRC建成的 PIV系统在小循环水槽中进行叶栅绕流流态显示及流场测量的试验。 cnki
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。 fabiao
Visualization with light sheet and PIV tests were performed to investigate some unsteady structures over delta wings.
利用流动显示技术、片光技术及 PIV技术，对三角翼面上的各种非定常特性做了研究。 cnki
PIV experiment is carried out on certain axial fan with and without external duct.
对某轴流通风机进行了有无外风筒的开式 PIV实验。 cnki
PIV experimental study of flow structures of synthetic jet arrays which had different orifice spacing was carried out.
对不同出口间距零质量射流组的流场结构进行了 PIV实验。 cnki
PIV is a technique for measurement of whole and instantaneous fields of velocity. It has being applied in many fields.
PIV是近二十年发展起来的一种瞬时、全场的现代流场测试手段，已经在各行各业的流场测量中被广泛应用。 cnki |