摘要
提高出矿品位的关键是降低采矿贫化率、损失率。本文分析了河台金矿的开采技术条件，形成贫化、损失的主要因素，介绍了矿山生产8年来治理变化、损失的措施和经验。
The key measure to enhance the output ore grade is to minimize the depletion and loss of the ores exploited. The present paper dascribes the mining specification at Hetai Gold Mine, discusses the factors affecting the depletion and loss of ores, and summarizes the measures and practices taken to prevent them in the past & years at this mine.
