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1·From the Middle East the Chinese acquired a blue pigment—a purified form of cobalt oxide unobtainable at that time in China—that contained only a low level of manganese.

中国人从中东获得了一种蓝色颜料，这是一种当时在中国很难得到的纯净的氧化钴，这种颜料只含有少量的锰。

2·A blue pigment made from powdered lapis lazuli.

深蓝青由粉末状天青石制成的蓝色颜料。

3·A blue pigment made from powdered lapis lazuli.

天青石制成的蓝色颜料。

4·A blue pigment is made from powdered lapis lazuli.

深蓝青由粉末状天青石制成的蓝色颜料。

5·And effective drug for the treatment of methylene blue pigment class.

有效治疗药为色素类的亚甲基蓝。

6·The key points for extraction of natural edible purpurin and blue pigment are described.

本文详述了天然食用紫色素和蓝色素的提取技术和操作要点。

7·Reference significance is provided in order to produce homemade good superfine sized cobalt blue pigment.

为实现性能优异、超细钴蓝的国产化提供了借鉴意义。

8·The method of preparing cobalt blue pigment in the liquid phase was studied by using urea as homogeneous precipitating agent.

研究了用尿素为均匀沉淀剂，在液相中制备钴蓝颜料的方法。

9·The biological characteristics and pigment property were studied on Streptomyces-ZLT producing blue pigment screened from soil.

对一株从土壤中筛选的产蓝色素链霉菌-ZLT菌株进行了生物学特性和色素基本特性的研究。

10·The blue roses are created by implanting the gene that leads to the synthesis of the blue pigment Delphinidin in pansies, the firm said.

该公司称，蓝玫瑰是通过植入一种可生成三色紫罗兰中所含的蓝色花翠素的基因培育而成。