高温条件下钳剪痕迹特征的变化及对同一认定的影响
李大武
, 臧泰琦, 周昊, 冯钟敏
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Influence on Identical Authentication from Variation with Mark’s Characteristics of Clipped Metal Undergone into High Temperature
LI Dawu
, ZANG Taiqi, ZHOU Hao, FENG Zhongmin
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高温加热后铁钉和铜丝酸洗后钳剪痕迹的微观形貌图(a、b:铜丝在600℃条件下分别加热90min和120min后进行酸洗;c、d:铜丝酸洗后进行对接;e:铁钉在600℃条件下加热120min后进行酸洗;f:铁钉酸洗后进行对接)