黄金是稀贵金属，具有货币和商品双重属性的特殊资源性产品，黄金具有很大的需求市场。
The gold is a sparse precious metal, having the special resources product of the currency and merchandise dual attribute, the gold has a very big need market.
本实用新型属于金属材料的切削刀具领域，特别适合于脆性稀贵金属材料的小深孔套料加工。
The utility model belongs to the field of metal material cutting tools, especially fitting for boring processing of a small deep hole of brittle rare and precious metal material.
评述了云南省2005年黑色金属、有色金属、稀贵金属和陶瓷材料等的研究状况，分析了潜在优势并展望了未来前景。
The Current research status, potential advantages and outlook of ferrous, nonferrous rare metals and precious metals material of Yunnan in 2005 are summarized and reviewed.
评述了云南省2005年黑色金属、有色金属、稀贵金属和陶瓷材料等的研究状况，分析了潜在优势并展望了未来前景。
The Current research status, potential advantages and outlook of ferrous, nonferrous rare metals and precious metals material of Yunnan in 2005 are summarized and reviewed.
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