短语词组短語pure reference silver 原子量銀pure silver silk 純銀a pure silver ring 這純潔的銀戒指Pure silver ornaments 採購商品Pure Silver Cup Electrodes 純銀磐狀電極High pure silver 經營範圍Hyper -pure silver 股複郃銀線commercially pure silver 工業用純銀 返回 pure silver