1.
The Fundamental Researches of Computerized Tomography of Ultrasonic Attenuation for Concrete
混凝土超声波衰减层析成像的基础项目研究
2.
Solidification degree of PETN composite explosive would affect ultrasonic attenuation.
介绍泰安混合炸药固化程度对超声波衰减的影响。
3.
Design of Pulp Concentration Measurement System Based on Ultrasonic Attenuation
基于超声波衰减法浆体质量浓度检测系统的设计
4.
Ultrasonic Density Meter Design Based on Ultrasonic Echo Attenuation Theory
基于超声波回波衰减理论的超声波浓度计设计
5.
Effect of structure and composition on ultrasonic attenuationand velocity of polymer has been studied by pulse-echo method.
用脉冲回波法测定了甲基丙烯酸酯类共聚物的超声衰减与声速。
6.
Effects of Receiving Direction Angle on Amplitude of Ultrasonic Attenuation Tomography on the Cross Section of logs
超声波在原木横断面衰减成像中接收方向角对振幅的影响
7.
Express the factors resulting in the attenuation of acoustic waves.
请陈述导致超音波衰减的各项因素.
8.
DROPLET SIZING OF SUBMICRON EMULSIONS BY ULTRASONIC ATTENUATION AND VELOCITY SPECTRA
超声衰减和速度谱测量亚微米乳液的粒径
9.
Test method for bulk acoustic wave attenuation of piezoelectric lithium niobate crystals
GB/T15250-1994压电铌酸锂单晶体声波衰减测试方法
10.
Method to reduce acoustic attenuation during intravenous myocardial contrast echocardiography
间歇谐波成像克服心肌声学造影中的远程衰减
11.
Acoustic velocity-frequency shift attenuation combined tomography detection technology
声波速度-频移衰减联合层析成像检测技术
12.
sound attenuation
消声器（噪声衰减装置）
13.
Numerical study on acoustical attenuation and acoustical velocity in suspension of superfine particles-A comparison of four models
超细颗粒悬浊液中声衰减和声速的数值模拟——4种模型的比较
14.
ULTRASONIC VELOCITY AND ATTENUATION COEFFICIENT, DENSITY AND ADIABATIC COMPRESSIBILITY OF PETROLEUM ETHER UNDER HIGH HYDROSTATIC PRESSURE
石油醚在流体静高压下的超声声速、衰减、密度和绝热压缩系数
15.
The numerical study of acoustical attenuation and velocityin the suspension of superfine particles
超细颗粒悬浊液中声衰减和声速的数值分析研究
16.
Measurement of the longitudinal wave velocity and attenuation for underwater acoustical materials--Pulse-tube method
GB/T5266-1985水声材料纵波声速和衰减的测量脉冲管法
17.
Objective:To study the diagnostic role of broadband ultrasonic attenuation(BUA) in measurement of bone mineral density.
目的： 探讨跟骨宽带超声衰减诊断骨质疏松的临床价值。
18.
Research on Theory of Ultrasonic Attenuation in Pulp Suspension and Its Application in Concentration and Flow Measurement;
纸浆悬浮液超声衰减理论及其在浓度流量检测中的应用研究