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。
With the implementation of dynamic testing of pile around the world, theory of stress wave has been applied in many fields in the quality detection of building foundation piles.
随着桩基动测技术在各国的推广，应力波理论已应用于桩基质量检测的多个领域。
The solution is used to study torsional wave characteristics of the pile. The conclusion will be of guide significance on low strain dynamic testing of pile with torsional wave.
用这种解研究桩的扭转波特征，其结论对应用扭转波进行低应变动力测桩有指导意义。
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