PDF(3622 KB)
基于气相色谱技术研究黑色中性笔字迹中3种溶剂随书写时间的变化规律
何海洋, 赵鹏程, 何宁, 倪云昌, 李泽瀚
理化检验-化学分册 ›› 2021, Vol. 57 ›› Issue (9) : 769-775.
PDF(3622 KB)
PDF(3622 KB)
基于气相色谱技术研究黑色中性笔字迹中3种溶剂随书写时间的变化规律
Study on the Variation of Three Solvents in Black Gel Pen Handwriting with Writing Time Based on Gas Chromatography Technology
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