... 变形醋酯纤维 fioraceta 醋酯纤维- acetate fibre 皂化醋酯纤维 saponified acetate ...
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saponified acetate rayon 皂化醋酯丝 ; 皂化醋纤嫘萦
saponified acetate process 皂化醋纤法 ; 皂化值
Saponified acetate yarn 皂化醋酯纤维纱
saponified d acetate rayon 皂化醋酯丝
saponified d acetate 皂化醋酯纤维
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