Deduces regress equation between ash and caloric power in coal of Zhangcun coal mine from making use of assaying datum.Provides the credibitity bases of theory for assaying datum to examine.

• 利用日常化验数据推导出漳村矿煤中灰分与发热量之间的回归方程,为化验数据的审核提供可靠的理论依据。