现浇薄壁管桩低应变检测时，存在桩头三维效应以及平截面假定的适应性问题。
The three-dimensional effects of pile head and applicability of plane-section assumption are main problems in low strain dynamic tests on cast-in-situ concrete thin-wall pipe piles.
管桩低应变检测时，平截面假定并不满足，应力波的传播不能简单地用一维波动方程描述。
The plane-section assumption was not congruous in low strain dynamic tests on pipe piles, so the propagation of stress wave couldn't be expressed by 1D wave equation.
采用抗混滤波器的检测仪与普通滤波器检测仪进行桩基低应变检测时，得到的波形不尽相同。
Different wave shapes can be acquired in pile foundation with small strain by means of different types of instruments for detecting.
现场静载试验检测和低应变检测结果表明，单桩承载力满足设计要求，桩身完整，其混凝土强度达到了设计值，可满足工程需要。
The static load test in-situ and low-strain detection show that the bearing capacity of single pile meets design demand; pile integrity is good; concrete strength of pile reaches design value.
目前，低应变反射波法以其现场测试简便快捷的优势占据了桩基完整性检测的大部分市场。
At present, the reflecting wave method on low strain occupy the most marketplace in detecting the pile's integrality by advantage of its simple and convenient measuring way.
低应变动态无损检测法是检测桩基承载力和桩身质量的一项新技术。
Low strain dynamic nondestructive testing is a new technology to test bearing capacity and quality of pile.
目前为检测其桩身完整性应用最多的方法是低应变反射波法。
Now the most available method of pile integrity testing is low strain pile integrity test (LSPIT).
经单桩载荷试验和低应变桩身完整性检测，施工达到了令人满意的效果。
By the testing of single pile loading experiment and integrity of low strain pile, the construction reached a satisfied result.
本文就低应变法检测桩身质量在应用过程中最常见的问题进行了较全面的论述，并结合实际给出了解决方法。
Familiar problems in the test of quality of piles with low strain method are discussed and solutions are provided based on construction practice.
简要介绍低应变法检测桩基完整性的原理，通过工程实例剖析，对现场操作和室内分析过程中的要点谈几点体会和见解。
It briefly introduces the theory of low strain dynamic testing of pile. Then according to examples, it expresses a view for the operation in site and analysis indoor.
简要介绍了低应变反射波测桩的原理，以及影响检测桩身质量的影响因素，并介绍了在实际工程中的应用情况。
It is introduced briefly that the principles of testing piles by low-strain reflected wave, and the factors influencing the quality of pile shaft as well as its applications in actual projects.
目前基桩低应变完整性检测数据的后期处理有很多方法，但分析中人为干预较多。
There are many methods for analyzing the data of low strain integrity testing on foundation piles, but there are a lot of the artificial interferences in the data processing.
低应变反射波法作为一种桩身结构完整性检测的基桩动测法，在我国被广泛应用于工程实践中。
As one of the dynamic testing methods for structural integrity of pile shaft, it is widely used in the engineering project in our country.
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。
A new reflection wave method is presented for inspecting the pile integrity of the non-linear elastic material under the condition of low strain.
通过工程实例分析，论述了反射波法低应变动载检测的原理和在桩基础工程现场检测中的应用。
According to the analysis of engineering example, the paper discussed the principle of reflected wave method and its application for detecting quality of low strain pile foundation.
用低应变法检测嵌岩桩，若桩底出现明显同相反射，多数因桩底缺陷引起。
Testing bearing pile with low strain method will be some defects in the bottom if the echo from the tip has the same phase as the pulse at the top.
运用低应变动力检测的方法对施工完成后桩身完整性进行了分析。
Low strain dynamic testing method is an important method in analyzing the integrity of the pile.
对于带有普查性的灌注桩完整性检测，低应变反射法较为便利和经济。
It is convenient and economic to use the low-strain echo method in examining the integrality of pour-pile outright.
对基桩完整性检测的方法很多，因低应变法具有成本低、使用便捷等特点，被检测单位广泛采用。
There are many methods detecting the integrity of foundation pile. Low strain method, which has low cost and is easy to use, is widely used by detection departments.
现场载荷试验及反射波法低应变动力检测试验表明，CFG桩桩身完整性很好，复合地基的承载力提高显著，证明该工程的CFG桩复合地基设计及施工是成功的。
The results of plate loading test and low strain dynamic testing show that the quality of CFG pile composite foundation is good and subgrade bearing capacity has been improved successfully.
桩基低应变动力反射波法检测，以其特有的优势在工程中得以广泛应用。
The measuring of dynamic reflected waves for low strain of pile base has been applied.
低应变动测检测桩身质量方法快速、费用低、结果比较可靠而广受检测单位和建设单位的欢迎。
The method of dynamic testing with low strain is very quick, with low cost and reliable result.
在材料低周疲劳过程中，由检测的应变信号，利用现代谱分析技术处理，得到材料疲劳过程的塑性变形并进行实时跟踪。
The modern signal analysis is used to measure the plastic strain in low cycle fatigue in this paper.
主要探讨低应变动力检测法、钻孔连续取芯法在深层搅拌水泥桩检测中的应用。
In this paper, the application of low stress dynamic detecting and drillings to get continuous cores in the testing of deeply stirring cement piles is discussed.
主要探讨低应变动力检测法、钻孔连续取芯法在深层搅拌水泥桩检测中的应用。
In this paper, the application of low stress dynamic detecting and drillings to get continuous cores in the testing of deeply stirring cement piles is discussed.
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