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Preparations of colouring materials and materials for cellulosic fabric and novel colouring materials used in these preparations
Preparations of colouring materials and materials for cellulosic fabric and novel colouring materials used in these preparations
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机译:着色材料的制备和纤维素织物的材料以及在这些制备中使用的新型着色材料
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摘要
P & these preparations contain colouring materials of formula i c -. & / p & & p & they give dyes and printing very strong, especially to moisture. / p
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