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1·The Impressionists created violet by glazing cobalt blue or ultramarine with red, or by using new cobalt and manganese violet pigments that had become available to artists.

印象派画家通过在钴蓝色或群青色上涂一层红色来得到紫色，或者直接使用当时已经开始生产的紫色钴锰颜料。

2·This paper has studied the phthalocyanine complex of Cobalt synthesized by benzene bitter wine-urea law, and after depuration, an infrared, ultra-violet spectrograph determination is carried.

文章主要研究了苯酐-尿素法合成酞菁钴、经提纯并对其进行红外、紫外光谱测定、合成及表征结果表明，红外光谱表征推测结构可靠，紫外光谱分析表明有特征吸收峰之处。