acoustic intensity
英 [əˈkuːstɪk ɪnˈtensəti]
美 [əˈkuːstɪk ɪnˈtensəti]
声强
双语例句
- A study of relationship between grades of coronary artery stenosis and myocardial acoustic intensity with intravenous bolus injection of a fluorocarbon contrast agent
静脉弹丸注射氟碳造影剂对冠脉狭窄程度和心肌灌注声学密度定量相关性的研究 - Based on acoustic intensity, the estimation of ship motion parameters is put froward, and a rapid algorithm is introduced.
基于声强矢量测量法提出了舰船目标运动参数的估计方法，并提出了快速算法。 - Digital Acoustic Intensity and Sound Power Measuring system
数字化声学测量技术Ⅱ.数字式声强及声功率测量系统 - The Puma brand is widely copped Passive tracking and size estimation of volume target based on acoustic intensity vector
普马牌商标被大量仿制。基于声强向量法的体积目标被动跟踪和尺度估计 - See also Acoustic intensity.
也见声强度。 - Measurement Technique of Noise Acoustic Intensity Based on Vector Hydrophone
基于矢量水听器的噪声声强测量技术音量声音的响度或强度 - A Study on High-Temperature Acoustic Measurement Within the Turbojet Combustors Measurement and Analysis of Noise in Wheeled Loader Cab Using Acoustic Intensity Techniques
涡喷发动机燃烧室内声测量技术研究用声强测量法分析轮式装载机驾驶室内声场 - Estimation of ship motion parameters based on acoustic intensity
基于声强矢量的舰船目标运动参数估计 - Passive tracking and size estimation of volume target based on acoustic intensity vector
基于声强向量法的体积目标被动跟踪和尺度估计 - Engine Noise Source Identification of New Car Based on Acoustic Intensity Measurement
声强法对某新型轿车发动机噪声源的识别 - Measuring Coupling Loss Factors by Structural Acoustic Intensity Technique
应用结构声强技术测量耦合损耗因子 - Measurement and Analysis of Noise in Wheeled Loader Cab Using Acoustic Intensity Techniques
用声强测量法分析轮式装载机驾驶室内声场 - Discrete algorithms and simulation of the complex sound pressure reconstruction on holographic plane based on acoustic intensity measurement
全息面上基于声强测量复声压重构的离散算法与仿真 - In this paper, the sound pressure gradient method and acoustic intensity method are analyzed and the genetic algorithm is applied to the bearing of target.
该文分析了矢量传感器声压梯度法和互谱声强法的定向原理，在互谱声强法仿真的基础上，将遗传算法引入水下目标定向中。 - The influence of acoustic intensity, temperature and processing time on crude oil demulsification and dehydration effectiveness by ultrasonic wave was researched in order to know the optimal parameters of it.
为了确定超声波破乳脱水的最佳参数，研究了声强、温度及处理时间等对原油超声波破乳脱水效果的影响。 - In this paper, the basic principle of coded excitation is introduced. Through acoustic intensity analysis, the maximum improvement of SNR of ultrasonic image with coded excitation is deduced.
本文首先介绍了编码激励成像系统的原理，并对医学超声诊断系统中的发射声强进行了分析，得出了采用编码激励技术提高超声图像信噪比的上限。 - In this paper, the surface noise distribution of 492Q engine was measured and analysed by means of complex acoustic intensity method.
本文利用复声强法对492Q汽油机的表面噪声分布进行了比较详细的试验分析。 - The fundamental principle of the two-microphone cross spectral method for measuring the acoustic intensity is fully described.
显然负载状态下噪声测定更有意义。本文阐述了用双传声器互谱法测量声强的基本原理； - The acoustic power radiated by a vibrating surface is the integral of acoustic intensity on a closed surface which surrounds the vibrating surface.
在声场中，选择包围振动表面的封闭表面，振动表面辐射的声功率为声强在该封闭表面上的积分。 - Development of Complex Acoustic Intensity and Its Application in Internal Combustion Engine Noise Control
复声强测试技术的开发及其在内燃机噪声控制中的应用研究 - Surface acoustic intensity technique is an important research branch on acoustic intensity measurements.
表面声强测量是现代声强测量技术研究的一个重要分支。 - There are several ways of estimating direction of arrival in use of the vector hydrophone: acoustic intensity detection, beam revolving and vector equations.
利用矢量水听器进行方位估计的方法主要有声强检测、旋转波束和矢量方程组等。 - A Study on Radiate Noise of Engine by Means of Complex Acoustic Intensity and Modal Analysis
用复声强法和模态分析法研究内燃机表面噪声 - The results indicate that proper combustion phase retarding can reduce acoustic intensity significantly and maintain the performance and emissions.
结果发现通过适当的着火延迟可以有效地降低声响强度，同时保证性能和排放基本不变。 - The function relationship between acoustic intensity of eyelet leak noise frequency section and Re was discussed.
探讨了小孔泄漏气体噪声频谱中某一频段声压级与雷诺数之间的函数关系。 - LMS CADA-X Acoustic intensity analysis software and its application
LMSCADA-X中声强分析软件及其应用 - Analyzing the correlation of mechanical quality factor with acoustic pressure and acoustic intensity, which is abased on the researchers of ultrasonic vibrating system admittance characteristic in aluminum molten.
通过对超声振动系统在铝熔体中导纳特性的分析，研究换能器机械品质因数与声压、声强的相互关系。 - The pressure and particle velocity cross spectra signal processing algorithm is proposed to distinguish the targets. ( 2) The further study on vertical acoustic intensity flux in broad sense shallow water waveguide is proposed.
给出了声压和质点振速联合互谱处理进行目标深度判别的算法。（2）进一步地研究了更为广泛的浅海波导中的垂直声强流。 - In chapter three, we have calculated the acoustic intensity distribution of different transducers, and found the sidelobe of AOTF can be reduced by changing the transducer geometry. A more excellent transducer geometry is proposed and its feasibility is analyzed and discussed. 2.
第三章理论计算了不同形状的换能器的声强分布，发现通过改变换能器形状可减小AOTF的旁瓣，并提出了更为优化的换能器形状设计，从而改善了AOTF的滤波特性。