metal mineral meaning in English
金属矿物
Examples
- Tell me why ? vol . 12 - gems metals minerals
告诉我为甚么vol . 12 -金属宝石与矿物 - A study on floatation agent fornon - metal mineral
非金属矿物浮选药剂的研究 - Datong non - metal mineral products ltd prefatory dept
大同市非金属矿产品有限公司筹建处 - The need of nonferrous metal mineral and its policy advice
我国有色金属矿产资源需求及政策建议 - Metals minerals import and export corporation
五金矿产进出口公司