标准摘要
[中文适用范围]： 本附录提供了根据本文件计算测试结果的示例，并对数据进行了说明 [外文原描述]： This document sets out a laboratory procedure for the dust testing of higher rank coals. The procedure defines a means of evaluating the dust/moisture relationship characteristic of a coal and a dust extinction moisture (DEM). NOTE In this document, an experimental dust number of 10 has been used in the example given in Annex A.
英文名称Coal preparation — Determination of dust/moisture relationship for coal