In order to do well the statistic work for the samples in zones of different kinds and grades of ores, the interval grade statistic list and statistic histogram were automatically generated by computer for data processing system of sampling design.

• 为在采样设计时，做好矿石不同类型、同品位区间样品的统计工作，笔者用采样设计数据处理系统实现了若干区间品位统计表、计直方图的自动生成。