针对还原染料筒子纱染色的色光波动问题，从染料还原、染色条件、氧化条件、皂煮条件、烘干条件等几个工艺因素方面研究了还原染料筒子纱染色的色光控制方法。

Aiming at the problems of colour fluctuation in cheese VAT dyeing, methods of controlling colour shade are investigated from the reduction of dyes, process of dyeing, oxidizing, soaping and drying.

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