北京国瑞升科技有限公司---Lapping film 抛光膜、研磨片 Polishing film 研磨纸 Polishing tape 抛光带 Finishing tape 研磨带 Finishing film 研磨纸 Diamond lapping film 金刚石抛光膜 Diamond polishing film 金刚石研磨纸 Diamond polishing tape 金刚石研磨带 Diamond finishing tape 金刚石抛光带 Final Polishing Film 抛光片
