pvc pipe硬胶喉管;聚氯乙烯塑料管;塑胶钢
PVC膜PVC-Coated Polyester;PVC film;PVC Membrane;PVC-Coated
PVC EVA塑料管;聚氯乙烯
ZWLin PVC证卡制作系统
PVC袋PVC bag;PVC hanging Bag with holes;PVC Inflatable Bag
透明PVCClear PVC;transparent polyvinyl chloride
PVC ADDITIVES聚氯乙烯添加剂
Multiform PVC多形性室早
Multifocal PVC多源性室早
N-UNCOUNT(不可数名词) PVC is a plastic material that is used for many purposes, for example, to make clothing or shoes or to cover chairs. PVC is an abbreviation for "polyvinyl chloride." 聚氯乙烯