声发射检测技术是一种动态无损检测技术，具有广泛的应用前景。
Acoustic emission testing is a dynamic nondestructive detecting technology, and has broad application prospect.
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.
在桩身的动态无损质量检测中，关键问题是根据波形分析判断桩中各种缺陷的准确位置和程度。
In dynamic nondestructive inspection for pile quality, it is a key problem to determine exact location and degree of various defects according to wave analysis.
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