Use PC and TLC to identifying the dyes of the Sheaffer Black Ink and the standard Parker Pure Black Ink, which composed from two dyes: Brilliant Black BN CI.
用纸色谱法和薄层色谱法鉴别犀飞利黑墨水和标准派克纯黑墨水中的两种染料均为：亮黑CI。
2
Through China artists unremittingly pursue to pen and ink in lots and lots years, now what presents in front of us is set of complete techniques and the esthetic standard.
经过千百年中国艺术家对笔墨的不懈追求，如今呈现在我们面前的是一套完整的技法和审美标准。
3
It supports data link platforms with different tests, evaluations and trainings effectively, by adopting the technology of gateway, data base, and standard datal ink system.