A.實(shí)心聚乙烯 B.泡沫聚乙烯 C.聚苯乙烯 D.聚丙烯
A.1.0mm B.1.2mm C.1.5mm D.2.2mm
A.0.12-1.2mm B.0.22-1.2mm C.0.32-1.2mm D.0.42-1.2mm