blue ballpoint pen inks
常見例句
- Study on natural ageing of blue ballpoint pen inks by ultraviolet-visual spectrophotometry;
建立了一種基于非水毛細(xì)管電泳法區(qū)分藍(lán)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.
提出了一種采用紫外可見光譜技術(shù)結(jié)合主成分分析對(duì)藍(lán)色圓珠筆油墨種類進(jìn)行鑒別的方法。 返回 blue ballpoint pen inks