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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.
简述了低应变动测桩的频率理论，推导出了频率公式，得出了激励材质与频率、所测桩长之间的关系。
The frequency theory of law strain dynamic pipe measurement is sketched. The frequency formula is deduced out. The relationship between exciting material, frequency and length of piles is reached.
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。
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.
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