聚乙烯塑料 vinyon ; vinyl plastic ; polyvinyl plastics ; Polyethylene plastic
低密度聚乙烯塑料 LDPE Low-density polyethylene plastics ; density polyethylene plastics ; LDPE ; LD
高密度聚乙烯塑料 HDPE High-density polyethylene plastics ; HDPE ; density polyethylene plastics ; High-density polyethylene plastics
聚乙烯塑料管 Polyethylene pipe ; vinyl pipe
供应低密度聚乙烯塑料 LDPE
聚乙烯塑料袋 Polyethylene plastic bag ; Pe Bags
研究了用聚乙烯塑料膜 Polyethylene
聚苯乙烯泡沫塑料 Styrofoam ; polystyrene foam ; polystyrene foam plastics ; Expanded Polystyrene
聚氯乙烯塑料 igelite ; vinylene chloride plastics ; PVC
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