声发射检测的目的是获得声发射源的有关信息（如声发射源的特征和位置等）。
The aim of AE (acoustic emission) testing is to obtain the information of AE source (source character and location etc).
利用这一功能，示波器可对测量数据进行特征提取，并实时显示声发射源位置。
By using the designed function module, DSO can extract information of data and give the real time display of the location of AE source.
声发射源与接收讯号传感器间的距离以及环境噪声的电平是选择频带的主要依据。
The distance between the acoustic-emission source and the receiving transducer, and the background noise level are primary factors in selecting a particular frequency band.
在岩石力学实验中，声发射源定位的研究方法，是实验室声发射研究的重要方面。
In rock mechanics experiment, the source location methods of acoustic emission (AE) is an important aspect of experimental AE research.
声发射源定位方法中最常用的是时差定位方法，因此，时差获取精确与否直接影响定位的精度。
The time differences between several sensors are commonly used for AE source location; and the accuracy of time differences has a direct influence on the location accuracy.
最后讲解了声发射源定位的原理和通过多路开关、计算机并行口构建多通道源定位系统的硬件结构。
At last it discusses the principle of AE source location and constructs the hardware structure of locating via multi-passages switch and parallel port of computer.
实验过程中获得了大量与理论分析相一致的低碳钢点蚀声发射源信号，从实验研究上证明了理论分析的正确性。
In the experiments, a number of acoustic emission signals are achieved, and they are accordant with theoretical analysis results.
实验结果证明了数据融合后，声发射源特性识别的可靠性明显大于单个传感器的识别效果，这也表明了多传感器融合识别的可能性和有效性。
Experiment results show that the data fusion result is better than that of single sensor and the multi-sensor data fusion method is effective.
实验结果证明了数据融合后，声发射源特性识别的可靠性明显大于单个传感器的识别效果，这也表明了多传感器融合识别的可能性和有效性。
Experiment results show that the data fusion result is better than that of single sensor and the multi-sensor data fusion method is effective.
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