velocity measurement

A test method of velocity measurement for elastic constants of composite material is proposed.

摘要提出了一种实用的声学法测量复合材料弹性常数的方法.

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Discussed the GPS velocity measurement method emphasized in the Doppler observation. For the first time deduced the Doppler single point, single differential and double differential velocity equations with linear equation.

讨论了GPS测速方法，重点讨论了多普勒测速法，首次以线性方程的形式推导了多普勒单点、单差和双差测速方程。

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Based on the radial acoustics, general principles of acoustic correlation velocity measurement technology is introduced.

从射线声学模型角度阐述了声相关测速的基本原理及测速方法.

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Acoustic correlation velocity measurement technology is used to make measurements of velocity relative to the seabed.

声相关测速技术可以测得舰船相对于海底的绝对速度.

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The electrostatic sensor combined with the correlation techniques provides a new solution to velocity measurement of gas-solid two-phase flow.

气固两相流本质是一种多相流，测量非常困难，静电传感器与相关测量技术的结合，为气固两相流速度测量提供了解决方案。

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Test and Measurement Technique for Blasting Tear Velocity of Steel Pipe

钢管爆破撕裂速度测试技术

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Influenced by the water depth of ship sea trial area, velocity measurement of deep-draft large-scale ship should be shallow-water corrected with proper method.

受实船试航水域水深的影响，对于深吃水的大型船舶航速测量结果必须采用适当的方法进行航速的浅水修正。

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The Combined Error Doppler Ultrasound for Blood Flow Velocity Measurement and Its Simulation

超声多普勒血流测量的误差及其仿真研究

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The experimental results show that the method can satisfy the need of solid velocity measurement.

结果表明:这种方法可以满足固体速度测量的需要.

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The accelerometer-based north finder system usually applied dynamic measurement scheme owing to its angular-velocity measurement principle.

加速度计寻北仪由于其角速度测量原理采用的是动态测试方案.

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Research for the Instantaneous Velocity Measurement in Aircraft Bird-Impact Test

飞机鸟撞试验瞬时速度的连续测试方法研究

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The Method of Muzzle Velocity Measurement Based on Millimeter Wave Radar of Micro-Power for Antiaircraft Gun

用微功率毫米波雷达测定高炮初速的方法

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Fluid Velocity Measurement by Using the Correlation Analysis of the Temperature Noise Signals in Fluid

利用流体中温度噪声信号的相关分析进行流速测量

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Solid particle velocity measurement based on spatial filtering effect of electrodynamic sensor

基于静电传感器空间滤波效应的颗粒速度测量

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The article tells the video velocity measurement system based on DSP, with which people calculates the ball's velocity by way of getting the ball's image information during the course of movement.

本文所论述的基于DSP的视频测速系统，是通过对球体运动过程中的图像信息的获取来计算球体运动的速率。

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This paper introduces the principle of a method for velocity measurement in tubes and its comparison with the equal area method.

介绍圆管风速简易测量法的原理，并将这种方法和等面积圆环法的测量结果进行了比较。

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A new algorithm is developed to incorporate the radial velocity measurement into extended Kalman filter.

研究了一种把径向速度测量引入推广Kalman滤波（EKF）的新方法。

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A Simplified Method of Radio Wave Refraction Correction for Velocity Measurement Data Processing of USB System

USB系统测速数据电波折射简化修正方法

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The experimental approach of velocity measurement has also been investigated for low speed particle field.

同时研究了低速运动粒子场的速度测量实验方法.

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To improve solid velocity measurement precision, the essential method for processing two-phase flow signals is described based on independent component analysis ( ICA).

为了提高固体速度测量精度，提供一种基于独立成分分析（ICA）处理两相流信号的基本方法。

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It can provide many users at discretion of any place in the world high definition, all-weather, continuous and real-time three-dimension allocation, three-dimension velocity measurement and time baseline at the same time.

它能够为全球任意地点、任意多个用户同时提供高精度的、全天候的、连续的、实时的三维定位、三维测速和时间基准。

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Measurement of Surface Tension and Capillary Wave Velocity at Different Temperature by Laser Diffraction

激光衍射法测量表面张力和毛细波波速与温度的关系

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An Algorithm for Passive Direction Estimation to Low Altitude Target Based on Particle Velocity Measurement

基于质点振速测量的低空目标定向算法研究

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Reinforced Hot Wire and Flow Velocity Measurement

加固型热线及流速测量

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Coil target is an effective method to pill velocity measurement.

线圈靶测速是一种行之有效的弹丸速度测量方法.

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Methods for High Accuracy and Wide Dynamic Range Velocity Measurement with Laser Doppler Velocimetry by Optical Self-Mixing in Single Mode VCSEL

高精度宽动态范围单模VCSEL自混合LDV测速方法的研究

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The result of experiment shows the system based on FPGA is applicable to the velocity measurement of solid surface movement.

从而证实了基于FPGA的运动表面测速系统在运动表面测速中的可应用性。

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The problem of short term frequency stability is one of the key-link techniques in Doppler-velocity measurement.

频率短期稳定度问题是多普勒测速关键技术之一。

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Treatise on the problem of short term frequency stability in Doppler-velocity measurement

多普勒测速的频率短期稳定度问题

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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.

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