该程序利用小波分析，对两颗子弹弹痕上四条次棱的三维信息进进行比对，判断两颗是否出自同一支枪，已通过测试。 -The program utilizes the wavelet analysis, the three-dimensional information into the four edges on the two bullets, bullet for comparison, to determine whether the two from the same gun has bee