PET聚对苯二甲酸乙二酯polyethyleneterephthalate01
PET 聚对苯二甲酸乙二酯poly(ethylene terephthalate) 01PE-HD 高密度聚乙烯polyethylene, high density 02PVC 聚氯乙烯poly(vinyl chloride) 03PE-LD 低密度聚乙烯polyethylene,low density 04PP 聚丙烯polypropylene 05PS 聚苯乙烯polystyrene 06AB
时间:2023-08-01 热度:23℃