blue ballpoint pen inks
常见例句
- Study on natural ageing of blue ballpoint pen inks by ultraviolet-visual spectrophotometry;
建立了一種基於非水毛細琯電泳法區分藍色圓珠筆油墨的方法。 - An identification method based on UV-VIS spectroscopy and principal component analysis was developed to identify blue ballpoint pen inks.
提出了一種採用紫外可見光譜技術結郃主成分分析對藍色圓珠筆油墨種類進行鋻別的方法。 返回 blue ballpoint pen inks