字迹消褪与显出现状及新技术研究

The Current Situation of the Study of Handwriting's Fading and Appearance and New Technology

被消褪变造的文件材料有纸张的、塑料的和金属的,消褪各种材料字迹的方法既有传统的也有新的,随着现代科学技术的发展,作案人的变造手段也在不断变化。当前在文检工作中,要研究新的案情变化,发明新的显出技术,揭露消褪变造事实,从而为侦破案件提供线索和证据。

Materials of faded and altered documents include paper, plastic, and mental. Both traditional and new methods may be used to fade writing on different materials. With the development of modern technology, the criminals' alteration techniques have changed, hence it's the main task of documents' verification staff to further study the new situation of this kind of case, develop new appearing techniques to reveal the truth of fading and alteration, so as to provide clues and evidences for the detection of case.