precious metal noble metal
Hydrogen and CO have both been used for estimation of noble metal surface areas.
?夂?O都已用来测定贵金属的表面积。
—— 辞典例句Iron is a base metal, gold a precious one.
铁是贱金属, 金是贵金属。
—— 给力词典精选Bullion - Gold and Silver, Gold, Silver, Precious Metals, Rough Diamonds.
采购产品金银 - 黄金和白银, 黄金, 白银, 贵金属, 毛坯钻石。
—— 给力词典精选A fine piece of plate, is one of these articles.
一件精致的贵金属餐具是件艺术品。
—— 给力词典精选The Client acknowledges that the account is for the bullion margin trading.
客户确认本户口是作为贵金属孖展买卖用途。
—— 给力词典精选