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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
体式显微镜观察到的内弹子弧面端痕迹(a:未经使用的锁芯;b:A锁芯;c:B锁芯;d:C3锁芯;e:C1锁芯;f:C2锁芯;g:C4锁芯;h:C5锁芯)