3D打印钥匙开锁痕迹的发现与检验
陶梦霞
1
, 俞纲
1
, 陈峰
2
3D-Printed Key: Detection and Examination of Its Leaving Unlocking Marks and Remnants
TAO Mengxia
1
, YU Gang
1
, CHEN Feng
2
正常开锁后打印钥匙的头部(a:C1钥匙;b:C2钥匙;c:C3钥匙;d:C4钥匙)