acoustic formula
英 [əˈkuːstɪk ˈfɔːmjələ]
美 [əˈkuːstɪk ˈfɔːrmjələ]
网络 声学公式
双语例句
- The gas effect on porosity derived from acoustic formation factor formula should not be neglected.
本文通过考察天然气对声波地层因素公式求孔隙度的影响，表明这种影响是不可忽视的。 - Moreover, taking on the Rayleigh integral the far field acoustic pressure and the directivity formula is obtained.
并对其声场远场采用瑞利积分推导了一般表达式和指向性公式。 - An Acoustic Travel Time Formation Factor Formula for Fragmental Reservoir
碎屑岩储层声波地层因素公式及在WL油田应用 - This paper introduces the theory calculation of shear wave reflection for block corner. And it derives the echo acoustic pressure theory calculation formula for block corner and its shape defect.
阐述了横波在端角反射中的理论方法计算，并推导端角及端角形缺陷的回波声压理论计算公式。 - Based on the geometric acoustics and the law of acoustic refraction, an accurate formula for calculating the vertical velocity measured by monostatic acoustic radar under the influence of horizontal wind velocity has been derived.
本文根据几何声学和折射规律，推导出在水平风速作用下单点声雷达测量垂直速度的精确计算公式。 - Taking acoustic flow measurement as an object of study the author has proposed an optimum formula, and its error analysis is made.
本文以超声测流为主要研究对象，建立了流量最优解算方程，分析了其误差特性。 - The paper introduced the theory of passive acoustic localization and the algorithm of space acoustic localization. By use of combined acoustic path difference, the paper amended the passive acoustic localization formula and improved the accuracy of localization.
本文介绍了被动声定位的原理及空间声定位的算法，推导出了被动声定位公式，并利用声程差组合改进了被动声定位公式，提高了定位的精度。 - This paper starts with a review related to the tomography for acoustic/ clastic waves and then proceeds to the formula derivation for medium parameters from observed wave-fields.
本文讨论了声波及弹性波层析成像技术，导出了由观测波场提取介质参数的公式。 - Application of Acoustic Wave Formation Factors Formula to Wenliu Oilfield Acoustic Wave Equation with Dispersion STRATUM
声波地层因素公式在文留油田的应用 - Using boundary element-finite element coupling analysis method, an acoustic eigen-analysis problem of damaged composite laminated structure in heavy fluid is investigated. A finite element formula is established on basis of Mindlin laminated plate theory and the special selecting numerical integration scheme.
本文采用复合材料结构有限元和可压缩流体边界元耦合分析方法，研究了重流体介质（HeavyFluid）中含层间分层损伤复合材料层合板结构的声特征值问题。 - In order to correct such effect, an appropriate correction formula is given herein, so as to apply the acoustic formation factor formula used in non-gas formation to gas bearing shaly sand formations.
为了校正此影响，给出了相应的校正公式，并且还给出了泥质影响校正公式，进而把适应于不合气纯地层的声波地层因素公式推广到含气泥质砂岩地层。 - Based on the acoustic radi-ation modes and the acoustic field distribution modes, the formula for determining the acoustic power radiated from any vibrating surface is derived. The modal analysis in the acoustic radiation problems is enriched.
基于声辐射模态和声场分布模态，推导了计算任意形状振动表面辐射声功率的计算公式，丰富了声辐射问题中的模态分析内容。 - Based on the acoustic emission characteristic of dynamic fluid source, an experiential formula is introduced using the noise amplitude to estimate the inner leakage rate of gas valve.
根据动态流体源的发声特性，给出了用内漏声源振幅估算气体阀门内漏率的经验公式； - Application of Acoustic Formation Factor Formula in Gas Bearing Shaly Sands
声波地层因素公式在含气泥质砂岩地层中的应用 - A modification to an existing empirical solution of diffraction be a half screen with a finite acoustic impedance is proposed, giving the formula a more balanced form and better accuracy when the sereen is not opaque.
本文提出对一个有限声阻抗半无限薄板衍射的经验公式的修改，使这个公式具有较为合理的形式，并在声透射效应不能忽略的情况下给出比较准确的结果。 - Acoustic Formation Factor Formula and Its Application
声波地层因素公式及其应用 - On the basis of acoustic impedance inversion, sand percentage section and sandstone porosity section are made using time average equation and interpolation formula. These two sections are significant to the extrapolation of logging data under ideal condition.
在波阻抗反演的基础上，利用时间平均方程和内插公式做了砂岩百分含量剖面和孔隙度剖面，这两种剖面在比较理想的条件下，对测井信息的外推有重要参考意义。 - The procedure consists of the following steps: Firstly, classify horizons by acoustic wave, density data and so on, build up depth-time relationship, and calculate reflection coefficients in frequency domain through the reflectivity formula derived from elastic wave propagation equation of multiple horizontal media.
总结归纳深度域合成记录制作过程应包括：（1）利用声波、密度等测井曲线进行层位划分并建立深时关系，根据多层介质反射系数的波动方程推导公式，求取频率域的反射系数； - The environmental acoustic features of F lake: sound speed profile, lake surface and lake bottom are described and an empirical sound speed formula is presented to relates sound speed to water temperature and depth.
文章首先介绍了F湖典型声学环境特征-声速剖面、湖面、湖底条件，并给出了F湖声速的一种经验计算公式以及夏季和冬季的一组典型声速剖面。 - The numerical prediction of acoustic field in uniform shallow water can be completed by virtual source formula.
均匀浅海中声场的预报采用虚源表示式来完成。 - The main contents are as follows: 1. From the theory about acoustic radiation force and the formula, the separation technique with plane ultrasonic standing wave is studied.
主要内容为：1.根据声辐射力的产生机理及流体中悬浮颗粒所受声辐射力，研究了利用平面驻波分离流体中悬浮颗粒的理论方法。 - It establishes a near-field acoustic radiation pressure solving model applying with acoustics theory and derives an initial acoustic levitation calculating formula of rotundity objects.
应用声学理论，建立了近场辐射声压求解模型，推导出圆形悬浮物初始悬浮条件的计算公式。