利用盈亏平衡法确定工业指标品位参数的讨论

Discussion on determining industrial index and grade parameters by using break-even method

盈亏平衡法是实际工作中确定最低工业品位和边界品位的一种常用方法。从盈亏平衡法的基本原理出发,分析了各种临界品位的经济意义,并指出了盈亏平衡法的缺陷。

The break-even method is one of the common methods for determining the minimum industrial grade and cut-off grade in actual work. Based on the basic principle of the break-even method,the economic significance of various critical grades is analyzed and the shortcomings of the break-even method are pointed out.