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- dimensionless wave velocity 无量纲波速
- Meanwhile, the spectrum is also related to the shock wave velocity. 光谱的结构特征也依赖于激波的速度。
- Surface wave velocity image has a contrast effect on detecting karst body. 以及面波速度映像成图对岩溶体探测起到了全面追溯和对比作用,进行了分析研究。
- All these indicate that the acoustic wave velocity in granite samples is affected by several extrinsic factors and some rules may be found. 实验结果表明,声波在岩石内传播速度受很多外在因素影响,并具有一定的传播规律。
- A surface at which seismic wave velocities change. 不连续面间断面,地震波速度突变面
- Compressional wave velocity based on Two-Phase theory is used to estimate gas hydrate and free gas saturation. 目前大多通过双相介质理论的纵波速度来估计水合物和游离气的饱和度。
- Principle of saturated sand cyclic liquefaction evaluation by shear wave velocity was presented. 摘要介绍了应用剪切波速判别饱和砂土振动液化的原理;
- The tomographic images in different depths show that the P, S wave velocity perturbation orientates NW direction. 成像结果表明:不同深度的P波、S波速度扰动呈北西向展布特征;
- Variation in ultrasonic wave velocity and dynamic young's modulus with moisture content for Taiwania plantation lumber. 2003。木构造建筑物施工技术手册编订之内涵,林产工业22(2):139-146。
- The critical wave number and critical wave velocity increase under the cocurrent shear and decrease under countercurrent shear. 正向 剪切力使临界波数和临界波速增大,反向剪切力使其减小;
- Using numerical value test based on the wave velocity function of the transverse isotropic elastic medium, the two effects are validated. 从横观各向同性弹性介质的波速方程出发,通过具体的算例对这两种特征进行了较好的理论分析。
- The hydrated sediments have low heat conductivity and high compressional wave velocity compared to those of the surrounding unhydrated sediments. 目前大多通过双相介质理论的纵波速度来估计水合物和游离气的饱和度。
- The S wave velocity decrease slightly,and gener ally,first,its amplitude and energy decrease,then increase,and its center freque ncy remains the same. 在接近注满水时,出现特殊的高频初至小波,而S波速度略有减小,波幅和波谱能量则一般是先降后升,主频基本没有变化。
- Based on the S wave velocity structures of different paths and former data, we infer that the subduction of the Indian Plate is delimited nearby the Yalung Zangbo suture zone. 根据不同路径的 S波速度结构和前人的资料 ,我们认为印度板块的俯冲可能以雅鲁藏布缝合带附近为界
- Based on the theory of rayleigh wave propagation in layer medium, the variation of wave velocity can reflect the variation of rock and soil mechanical property. 摘要根据瑞雷面波在层状介质中的传播理论,波速的变化可以反映出岩土力学性质的变化。
- There is a great deal of discussion on De Broglie Wave velocity in the books on quantum mechan- ics. But there is little analyses on paradox for the Wave Velocity. 关于德布洛意(De Broglie)波波速问题在许多有关量子力学的书中都有论述,但对波速佯谬却很少分析。
- The mitral A wave velocity increased throughout gestation with the peak at the third trimester(0.59+0.10m/s),while E wave changing slightly, following the decrease of E/A. 二尖瓣EF斜率孕晚期显示较前减小。 二尖瓣E峰峰值、跨瓣压差各组间无统计差别,A峰孕晚期增至最大(0.;59士0
- Classification of engineering site sort, reassessment of saturated sandy soil liquefaction and subsoil earthquake response analysis all depend on subsoil shear wave velocity. 建筑场地类别划分、地基饱和砂土液化判别、地震反应分析等都依赖于剪切波速,由于其重要性,对它的测定技术和精确程度应重点研究。
- The result indicates that moderately strong earthquakes occur sometimes near the gradient belt of pseudo wave velocity, also depending on condition of geological tectonics. 研究结果表明,中强地震多数发生在虚波速度的高、低速度区的速度梯度带附近,而且与地质构造条件有关。
- Background: Brachial-ankle pulse wave velocity (baPWV) is a simple and non-invasive diagnostic tool and has been reported to be an indicator of arterial stiffness. 摘要背景:臂踝脉波传递速度是一个简单且非侵袭的诊断工具,且有报告指出它可当作动脉硬化的一个指标。