acoustic velocity

Discussion on determination of abnormal value of acoustic velocity in sound detection

关于声测中声速异常值判定的探讨

The Second Discussion on Acoustic Velocity Inversion from Wave Equation& Reflection and Transmission Formulas

再论波动方程反演波速问题&波的反射与透射公式

Correlation between thermal conductivity and acoustic velocity of rocks

岩石热导率与声波速度的相关分析

Effect of structure of unsaturated soils on acoustic velocity

非饱和土结构对声速的影响

Experimental study on the relationship between rock fracture toughness and acoustic velocity

岩石断裂韧性与声波速度相关性的试验研究

Acoustic velocity and physical parameters relationship in marine sediments

海洋沉积物声速与物理参数的关系

Measurements of Material's Acoustic Velocity and Attenuation by Signal Analysis

用信号分析技术检测材料的声速和衰减

The Reconstruction of the Virtual Well-Log Acoustic Velocity Technology Based on Support Vector Machine

基于支持向量机的虚拟测井声波速度重构技术研究

Measurement of liquid acoustic velocity using acoustic resonance spectroscopy method

共振声谱法测量液体声速实验

Acoustic correlation velocity measurement technology is used to make measurements of velocity relative to the seabed.

声相关测速技术可以测得舰船相对于海底的绝对速度.

Relation between acoustic velocity of shallow sedimentary rock and character of rocks

浅层沉积岩的声波波速特性与岩性之间的关系

The polycrystal average acoustic velocity has been calculated using an effective method.

并用一种有效的方法，计算了多晶材料的平均声速。

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.

A new method using reference layer and adjusting acoustic velocity for calibrating thin reservoir was proposed.

提出以参考层为标准，并对声波速度进行微调的薄储层的标定方法。

Testing Study on rock drillability evaluation by acoustic velocity of cutting

岩屑声波法评价岩石可钻性的试验研究

Influence factors on acoustic velocity in loose and high porosity sediments

影响松散高孔隙率沉积物中声速的一些因素

Primary Study on Testing of Cuttings' Acoustic Velocity and Micro Hardness

岩屑波速及微硬度测试的初步研究

The linear relationship between the nodularity and acoustic velocity has been accepted.

球墨铸铁的球化率随超声声速的线性变化关系已经被人们所认同。

Experiment study on grouting soil uniaxial compression strength and its acoustic velocity

声波速度与注浆固结体单轴抗压强度关系的试验研究

Characteristics and Changes of Rock Acoustic Velocity Under the Temperature and Pressure of Natural Reservior

储层温压条件下岩石的波速特性及变化规律

The paper describes results of acoustic velocity measurement in soft rock around the roadway.

本文阐述了一些软岩巷道围岩松动带中波速测定的结果，并利用变参数的二次抛物型强度曲线讨论了软岩的非均质塑性（松动）状态。

The Ray-Parameter Method for Acoustic Velocity Measurements of Thin Sediment Layers

测量海底沉积层声速的射线参数法

Based on the radial acoustics, general principles of acoustic correlation velocity measurement technology is introduced.

从射线声学模型角度阐述了声相关测速的基本原理及测速方法.

The Measurement Technology of Acoustic Velocity with High Precision of Millimeter Class in Seawater

毫米级高精度海水声速测量技术研究

The acoustic velocity versus frequency was demonstrated on different temperatures and pressures.

分析了声波频率影响传播速度的机理，给出了不同温度不同压力条件下声波速度随频率变化关系的实例。

Experimental Study on Properties of Acoustic Velocity in Crack Rocks of Coal-bearing Strata

含煤地层裂隙岩石声波速度特征试验研究

The latter has high coupling coefficient, low acoustic velocity and excellent temperature stability.

后者具有高的耦合系数，低的声速，好的温度稳定性。

Comparison of Two Acoustic Velocity Measurements

两种声速测定实验方法的比较

Acoustic velocity is an important bathymetric parameter for the multibeam sounding system.

声速是多波束测深系统进行水深测量的重要参数。

An experimental study on the prediction of formation rock hardness by using the acoustic velocity

利用声波速度预测地层岩石硬度的试验研究