胶合板加载损伤的声发射信号小波包特征提取
徐锋,刘云飞*
Feature extraction of acoustic emission signal of plywood in loading by wavelet package transform
XU Feng, LIU Yunfei*
南京林业大学学报(自然科学版) . 2011, (06): 101 -106 .  DOI: 10.3969/j.jssn.1000-2006.2011.06.021