MT/T 596-2008
烟煤黏结指数分级
Classification for caking index of bituminous coal
2008-11-19
GB/T 5447-2014
烟煤黏结指数测定方法
Determination of caking index of bituminous coal
2014-03-27
DB1507/T 113-2024
《遥感植被干旱指数分级》
2024-11-11
DB34/T 3319-2019
宣纸耐破指数分级评定
2019-02-01
MT/T 852-2000
煤的哈氏可磨性指数分级
Classification for Hardgrove grindability index of coal
2000-01-18