摘要
从黄金矿山开采各阶段的投入与产出的关系，来确定合理的最低工业品位。从而达到既充分利用黄金矿产资源；又能获得较好的经济效益。提出了级差品位概念及计算方法。
From the relationship of the inpat and output at each stage of mining gold the article defines the lowest reasonable industrial quality,thus to reach both the fully utilizing the resource of gold mines and the abtaining the better economic benefits.The paper raises the conseft of the gradation quality and its accounting method and also cites the living application instance of it .
出处
《黄金科学技术》
1998年第4期45-47,共3页
Gold Science and Technology
