acoustic field

The acoustic field of the pulse wave source is measured.

比较了连续波声场和脉冲波声场的分布特性及异同点。

Research on target depth classification in low frequency acoustic field of shallow water

浅海低频声场中目标深度分类方法研究

Numerical Simulation Study on Borehole Acoustic Field with Low Density Cementing

低密度水泥固井时井内声场的数值模拟

Using a spherical acoustic source as the array element to synthesize a virtual plane NFCA, we measure the far-field radiation characteristics of a plane loudspeaker transducer made in the near-field, with result agree well with that measured in the far-field in a lake.

并以小球源为阵元合成一虚拟平面NFCA，用它对一平面喇叭换能器的近场测量得到远场指向性，并与远场实测结果比较，得到了相当吻合的结果。

Numerical Analysis of Flow and Acoustic Field Inside the Automobile Exhaust Muffler

汽车排气消声器内部流场和声场数值分析

It has a significant foreground application in acoustic field.

这在隔声领域将具有巨大的应用前景。

An Analysis of Transient Properties of Acoustic Field with Boundary Element Method and Experimental Studies

瞬态声场特性的时域边界元分析和实验研究

A shallow water acoustic field algorithm using finite automaton was presented.

提出一种用有穷状态自动机研究浅海声场的方法.

Wave Superposition Based Acoustic Field Analysis and Computing

基于波叠加原理的辐射声场的计算研究

Radiation Force Calculation and Acoustic Power Measurement of High Intensity Focused Ultrasound in Acoustic Field of an Artificial Abortion Equipment

高强度聚焦超声终止早孕机声场的辐射力计算与声功率测量

Characteristic Research on the Pipe Flow Under High Intensity Acoustic Field

强声条件下管道气体流动特性的研究

The experimental study of acoustic field in an axial asymmetric borehole

非轴对称井孔声场的实验研究

Computation of the acoustic field in an anechoic tank is important for selection of absorption lining.

消声水池的声场计算对消声水池尺寸的确定和所敷设的吸声材料参数的选择十分重要.

Sound radiation in stochastic acoustic field using statistical wave superposition method

计算结构随机振动辐射声场的统计波叠加方法

An component-based application software for the simulation of underwater acoustic field

基于组件的水下声场仿真软件开发

The horizontal-longitudinal correlations of low-frequency acoustic field in shallow water are investigated based on experimental data.

基于一次浅海声学实验数据,研究了浅海低频声场的水平纵向相关特性.

The experimental application of dst-3 type inter-borehole acoustic sounding and borehole acoustic oil-mining system in the Jidong ( eastern hebei) oil field

DST－3型井间声波探测和井中声波采油系统在冀东油田的试验

A method for measuring acoustic field of electromagnetic ultrasound is introduced.

介绍了一种测量电磁超声声场分布的方法.

Simulation of Spatial Acoustic Field Using Sonic Particles With Changing Diameter

利用变径声粒子进行空间声场的仿真

Practical transducer frequency spectrum and acoustic field characteristic analysis

实用换能器频谱及声场特性分析

An Experimental Study on Acoustic Field Measurement of New Phased-array Focused Ultrasound

新型相控聚焦超声声场测量实验研究

The Simulation Method and Application of Sonar Noise Field Based on Underwater Acoustic Field

基于水声物理场的声呐噪声场仿真方法及其应用

Application of ARMA Model to the Inverse Problem of a Cylindrical Acoustic Field

ARMA模型在柱状声场反演问题中的应用

Two BEM Methods for Acoustic Field Analysis of Open Structure

开口结构声场分析的两种边界元方法

Study the acoustic field character of helicopter and armored car.

研究了直升机及地面装甲车的声场特征。

Character Analysis for Acoustic Field in Ultrasonic Testing of Aeronautical Products

航空制件超声检测中的声场特性分析

The trajectories of particle movements a standing wave acoustic field are recorded by fast-speed video camera.

采用可视化实验的方法,拍摄可吸入颗粒在驻波声场中的运动轨迹.

Analysis of Acoustic Field and Power Radiated by an Electrical Machine

电机电磁振动辐射的声功率和声场分析

The thesis topic from high reliability Acoustic Release System which is one subject of the National High Technology Development Program ( 863 Program) and mainly used in the field of underwater acoustic communication.

论文的选题来源于国家高技术发展计划（863计划）中的课题高可靠性声学释放器，主要应用于水声通信领域。

Theoretical Studies on Vector Acoustic Field and Vector Signal Processing

矢量声场与矢量信号处理理论研究