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本文着重介绍“502”熏显手印,用粉末附着染色,以增强其与客体反差的方法。实验结果表明,此方法简便易行,可以推广。
This article focuses on “502” Smoked handprint, with powder attachment staining, in order to enhance its method of contrast with the object. Experimental results show that this method is simple and easy to implement.