key;
Laboratory;
of;
Explosion;
Science;
and;
Technology,;
Beijing;
Institute;
of;
Technology,;
Beijing;
100081,;
China;
South;
Industry;
Research;
Academy,;
Beijing;
100086,;
China;
冲击波超压; 爆炸冲击波; 信号消噪; 小波分析; 有用信号; 傅立叶变换; 传统方法; 数学算法;