声波

The paper presents the blasting of the surrounding rock of an underground project,and the acoustic measurement is carried out to research the cumulative damage effect of rock mass which is caused by blasting many a time.

文章基于在某地下工程围岩中多次爆破作用下岩体累积损伤效应的声波测试，对声波测试信号中的波形、振幅及波形相关性等信息随爆破次数增加的变化规律进行了分析。

Its porosity has good relativity with its interval transit time,so its interval transit time also relates with its sealing capability,which is the basis for using mudstone compaction curve to qualitatively evaluate cap rock sealing capability.

而泥岩孔隙度与声波时差值有很好的相关性，因此，泥岩声波时差值与其封闭性之间有着较好的相关性，这是利用泥岩压实曲线定性评价盖层封闭能力的理论基础。

A high speed high accuracy and multi-channel synchronous data acquisition system for array acoustic logging is designed, which can be used under downhole high temperature, the requirements for cross dipole simulation signal process for acoustic logging, the integration of acquisition circuit and method for its data processing are put forward.

设计了一种可工作于井下高温环境，用于阵列声波测井的高速高精度多通道同步数据采集系统，提出了声波测井对交叉偶极模拟信号的处理要求以及采集电路的构成和采集数据处理的方法。

In the engineering, the acoustic measuring boreholes arrangement mode was designed reasonably based on its theory and principles.

基于测孔布置的理论和原则，在某矿山巷道松动圈声波测试时改进声波测孔布置方式。

This technology can be employed to create advanced frequency shaping components and devices including filters,duplexers,and resonators for oscillators.

薄膜体声波谐振器采用一种先进的谐振技术，它是通过压电薄膜的逆压电效应将电能量转换成声波而形成谐振，这一谐振技术可以用来制作薄膜频率整形器件等先进元器件。

On the basis of a brief analysis on multiple array acoustic log tool XMAC ,the method and principle for the application of multiple array acoustic log in gas reservoir recognition are introduced emphatically,and its application effect is analyzed.

在简要分析了多极阵列声波测井仪 XMAC基本原理的基础上，着重介绍了多极阵列声波测井在气层识别中的应用方法和原理，并对应用效果做了分析。

Because the producers added to infrasound, you hear the second wave of the experience?

因为制作者加进次声波，你有听到次声波的经验么？

Simulation results show that both the longitudinal and transverse wave are included in the reflected waves,the reflection coefficient of longitudinal wave augments with the increase of the incident angle,and the reflection coefficient of transverse wave augments first and then minishes,the transverse wave disappears when the incident angl.

主要研究了声波从粘弹性介质向流体介质斜入射情况下的声反射特性，分析表明：反射声波中有横波和纵波同时存在，纵波声压反射系数随入射角度的增大逐渐增大，横波的声压反射系数随入射角度的增加先增大后减小，在垂直入射时只有纵波，而没有横波存在。

With wave equation, we performed crosswell wavefield modeling. Velocity model is constructed from two sonic logs. It is readily distinguished the different characteristics of timeversusdistance for direct, upgoing, and downgoing waves on the resulted section.

利用声波方程建立井间波场数值模拟计算公式，选取一对实际井的声波测井资料建立了速度模型，进行井间数值模拟，得到了合成记录，对记录波场进行分析，能够清楚地观察到上，下行反射波和直达波的时距特征。

Some sounds are coming out of my mouth, the squiggles are going to your ear and those squiggles get translated to ideas that match ideas, or don't match ideas, in your brain.

有些生硬是从我的嘴中发出的，弯曲的声波进入你的耳朵，并且那些弯曲的声波被转化为与在你脑中思想匹配或者不匹配的的思想。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。