基于S变换和时频谱空间滤波的超声缺陷回波检测方法

曾祥，吴学雷2，周晓军，杨辰龙，陈越超

A flaw echo detection method based on S-transformation and time-frequency spectrum spatial filtering

ZENG Xiang, WU Xuelei2,ZHOU Xiao-jun, YANG Chen-long,CHEN Yue-chao

振动与冲击 . 2017, (22): 34 -39 .