1.
Analysis on acoustic variable density logging interferences for well-cementating evaluation in oil region;
声波变密度测井干扰对油区固井评价影响分析
2.
The acoustic velocity of a rock varies according to its elastic constants and density.
岩石的声波速度随其弹性常数和密度而变化。
3.
Sonic-Density-Neutron logging suite
声波-密度-中子测井系列
4.
density-sonic crossplot method
密度-声波交会图法
5.
This wave of excess density is sound.
这种过剩密度的波就是声波。
6.
Analysis of Acoustic Full-waveform in Low Density Cement Cased Hole
低密度水泥套管井中声波全波波形分析
7.
Ultrasonic welding of integrated circuits is of highest accurate.
超声波焊接的集成电路，精密度极高。
8.
Quantitative Ultrasound Measurement for the Assessment of Bone Density Based on Leteral Wave;
基于侧波的定量超声骨密度测量方法
9.
The Research and Development of Ultrasonic Liquid Density Sensor
超声波液体密度测量仪的研究与开发
10.
The product of the velocity and density of a rock is termed in the acoustic impedance.
岩石的波速和密度之乘积称为声波阴抗。
11.
Experimental Study on Sludge Disposal Using Ultrasonic Technology in Low Power Density
超声波在低声能密度下处理污泥的实验研究
12.
Analysis of Influencing Factors of Cement Evaluation Based on the CBL-VDL Logging Data.
固井声幅-变密度测井的影响因素分析
13.
（b）The frequency,wave length,and speed of sound are closely related.
声音的频率，波长和速度三者是密切相关的。
14.
Research on Portable Mud Densimeter Based on Ultrasonic Sensor;
基于超声波的便携式泥浆密度测试仪研究
15.
New Ultrasonic Detector Oil Density of the Design Study;
新型超声波油品密度检测仪的设计研究
16.
Research on the Median Filtering Algorithm for Suppressing High-ratio Impulse Noise in Digital Images
数字图像高密度脉冲噪声的中值滤波算法研究
17.
The ultrasonic inspection methods for wrought high strength steels
GB/T8652-1988变形高强度钢超声波检验方法
18.
High Precision on Line Ultrasonic Distance Measurement Based on Wavelet Transform
基于小波变换高精度在线超声波测距技术研究