据南丹麦大学的埃尔维斯·格波·徐介绍，一次性口罩是塑料制品。
According to Elvis Genbo Xu from the University of Southern Denmark, disposable masks are plastic products.
本文对猕猴桃浓缩果汁、果粉、果晶、果酱、果冻、罐头、果脯等7种制品的工艺流程和操作要要点作了介绍。
The present paper introduces the technological processes and key points of7processing products including concentrated fruit juice powder fruit grain jam jelly can and preserved fruit in kiwifruit.
我方借此机介绍，我公司为专门经营皮革制品的出口商。
We take the opportunity to introduce our company as exporters dealing exclusively in leather goods.
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