| 词汇 | upvc |
| 释义 | uPVC noun[ U ] uk /ˌjuː.piːviːˈsiː/ us /ˌjuː.piːviːˈsiː/ abbreviation for unplasticized polyvinyl chloride: a hard form of PVC(= a type of plastic), used especially for making pipes and window frames: 硬聚氯乙烯（unplasticized polyvinyl chloride 的缩写） We recommend uPVC window frames because they are virtually maintenance-free.我们推荐uPVC窗框，因为它们几乎不需要任何维护。 Plastics & rubber Bakelite bioplastic Bubble Wrap Cellophane celluloid injection moulding latex Lucite melamine microbeads polyethylene polypropylene polystyrene polythene polyurethane thermoplastic thermosetting vinyl vulcanization vulcanized |
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