单词acetate rayon
un.: 醋酯人造丝网络: 醋酸人造丝;醋酸丝;醋化嫘萦
醋酯人造丝
ARTIFICIAL COVERS ACETATE, RAYON, AND TRICETATE.
人造纤维包括醋酸,粘胶和三醋酯纤维