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聚对苯二甲酸丁二醇酯
gen. Valox
chem. polybutylene terephthalate
polym. poly (butanediol terephthalate)
tech. polytetramethylene terephthalate
聚 对 苯二甲酸丁二醇酯
: 5 phrases in 2 subjects
Chemistry2
Plastics3