您要查找的是不是：
- Wave velocity estimation 波速估计
- 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。
- Sheng-Ming Yang and Shuenn-Jenn Ke, 1998, “Performance Evaluation of a Velocity Observer for Accurate Velocity Estimation of Servo Motor Drives”, IEEE-IAS 1998 Annual Meeting. 杨家响、杨胜明，1997，”感应马达之弱磁控制研究”，第十八届电力工程研讨会.
- On the basis of airborne SAR/GMTI, an algorithm of spaceborne SAR moving target detection, radial velocity estimation and relocation based on DPCA technique is presented. 在此基础上,给出了一种基于DPCA技术的星载SAR动目标检测、测速及目标定位的实现方法。
- A surface at which seismic wave velocities change. 不连续面间断面，地震波速度突变面
- 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。
- 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 principle and realization of clutter cancellation,moving target detection,radial velocity estimation and relocation are presented based on the analysis of clutter cancellation necessity. 该方法在分析杂波对消必要性的基础上,给出了进行地杂波对消、动目标检测、径向速度分量估计及定位的原理和实现方法。
- 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；
- To guarantee the unambiguity of velocity estimation, CZT (Chirp-Z transform) is adopted to sample densely in the band in which the target may exist to improve the accuracy of frequency estimation. 给出了速度-加速度联合估计的具体实现步骤以及CZT处理中参数的确定。
- 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。
- In this paper the theory of autocorrelation algorithm for color flow mapping is analyzed and a new way for ultrasound color flow velocity estimation and real-time display is proposed. 分析了自相关方法构成的多普勒彩色血流成像的基本原理,针对传统方法的一些弱点,提出了一种快速实时超声血流速度估算与显示的新方法。
- 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。
- moving object velocity estimation 移动物体速度估计
- 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
