Derivatives of Naphthol AS containing carboxyl group (-COOH) as second coupling agent were used in mixed coupling process to medify C.I. pigment Red 57: 1.是什么意思_Derivatives of Naphthol AS containing carboxyl group (-COOH) as second coupling agent were used in mixed coupling process to medify C.I. pigment Red 57: 1.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句