1.
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
2.
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。
3.
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
4.
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。
5.
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
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.
pulsed echo ultrasonoscope
回波反射式超声诊断仪
8.
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.
9.
Measuring thickness by ultrasonic pulse-echo contact method
GB/T11344-1989接触式超声波脉冲回波法测厚
10.
An Ultrasonic Intruder Detection Method Based on Echo Envelope
基于回波包络的超声波入侵探测方法
11.
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
12.
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
13.
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
14.
A Study on the Algorithms for Making Attenuation Correction to Observations of Weather Radar Reflectivity Factor and Their Applications;
天气雷达回波衰减订正算法的研究及其应用
15.
Attenuation of P,S and coda waves in Longtan reservoir region
龙滩水库地区P波、S波和尾波衰减
16.
The Processing of Multi-channel Consecutive Ultrasonic Detecting Signal;
多通道连续超声波检测回波信号的处理
17.
Application of Wavelet Transform in Ultrasonic Echo Signal Processing
小波分析在超声回波信号处理中的应用
18.
Application of Wavelet Threshold Denoising Method in Echo Processing of Ultrasonic Pressure Measurement
小波阈值去噪在超声测压回波处理中的应用