A new reflection wave method is presented for inspecting the pile integrity of the non-linear elastic material under the condition of low strain.
对非线性弹性材料桩身完整性检测的低应变反射波新方法进行了研究。
This paper analyzeds the theory base, practice and reliability through the application of low strain reflection wave method to test cement-soil mixing pile.
本文结合工程搅拌桩体，对低应变反射波法应用于水泥搅拌桩的理论基础、实际应用与可靠性进行了分析。
Though it has been gradually accepted and actively promoted by the Engineering Field, the low-strain reflection wave method still has its limitations and a lot of problems have not been solved yet.
尽管低应变反射波法日益得到了工程界的肯定及大力推广，但该方法也有其局限性，尚有许多问题没有解决。
The reflection phase property and surface wave dispersion are analyzed using finite element method.
用有限元方法分析了其反射相位特性及表面波传输特性。
By analyzing the reflectivity spectrum and reflection wave spectrum of thin beds, we put forward a new method for thickness determination of the thin beds.
作者通过研究地层厚度变化对地层本身的反射系数谱及反射波频谱的影响规律，寻找到了一种新的计算薄层厚度的方法。
Modeling the propagation and end wall reflection of a fully nonlinear solitary wave with the boundary integral equation method is reported in the paper.
报道了应用边界积分方法模拟完全非线性孤立波的传播与直墙反射，给出了波形演变过程。
The generalized reflection-transmission coefficient matrix method is developed to study the acoustic wave propagation in a layered cylindric symmetric medium.
本文将广义反射、透射系数矩阵方法推广用于研究声法测井中的声波传播问题。
This paper summarizes simply the history of bolt testing technique, describes in detail stress wave reflection method.
笔者对锚杆检测技术的历史进行了简单的总结，并详细、重点介绍了目前被广泛使用的应力波反射法。
Finally, the computation of wave reflection and diffraction in the Dalian Harbor indicates that the present method can be widely used for computing the wave field in harbors.
对大连港区内的波浪折射绕射进行了计算，表明本方法可以应用于实际港口的波浪场计算中。
The bandgap structure is calculated using periodic method of moment, and the plane wave reflection phase is calculated using FDTD.
利用周期矩量法计算了其带隙特性，利用FDTD法计算了其反射相位。
The stress - wave reflection method exist limitation in testing the quality of foundation pile. The direction of defects in pile body exerts a tremendous influence on testing results.
应力波反射法在检测基桩质量的应用上存在着方法上的局限，且桩身缺陷的方向性对检测结果影响极大。
The method of calculating the reflection point positions and path clearance of the electric wave at the level ground and mountainous region for the microwave relay communication is described.
本文叙述在微波中继通信中，确定和计算电波在平坦地面和起伏山地的反射点位置及路径余隙的方法。
A stress wave reflection imaging (SWRI) method is presented to test and diagnose the complex defects in the concrete structure.
提出了混凝土结构中任意缺陷的应力波反射成像测试与诊断方法。
This paper provides an example of the application of seismic S-wave reflection method and S-wave velocity to engineering investigation.
本文提供了地震横波反射法及横波速度在工程勘察中的应用实例。
It is shown in real data processing that the method not only reduces arc phenomenon in migration but also removes particular multiple reflection wave.
实际资料应用表明，该方法不仅能减少倍移“画弧”现象，而且在消除特殊的多次波方面也有明显效果。
A case history of the application of the P-wave reflection method in that area to investigate the bedding plane of bedrock, karst cave, fault and the distribution of the dissolution belt is given.
文中给出了该区P波反射法探测基岩界面、溶洞、断层和溶蚀带分布的应用实例。
Reflection energy is extracted from the split fast and slow S wave components, and then imagery processing is carried out for it using VSP-CDP transform method.
从分离的快横波分量中提取反射能量，然后用VSP-CDP变换方法作成像处理。
Ground Penetrating Radar (GPR) is a geophysical prospecting method by using reflection of high-frequency electromagnetic wave to detect target and underground medium distribution.
探地雷达非一类当用上频电磁波的反射探测纲的及地上介量开布的物探方式。
The elastic wave reflection method is one of the effective methods of detecting the thickness of the top coal seam.
声波反射法是目前顶煤厚度探测的有效方法之一。
The elastic wave reflection method is one of the effective methods of detecting the thickness of the top coal seam.
声波反射法是目前顶煤厚度探测的有效方法之一。
应用推荐