Standard Practice for Collection of Coal Samples from Core
从岩芯采集煤样的标准实施规程
2022-05-15
ASTM D3174-12(2018)e1
Standard Test Method for Ash in the Analysis Sample of Coal and Coke from Coal
煤和煤焦分析样品中灰分的标准试验方法
2018-10-15
DL/T 569-2007
汽车、船舶运输煤样的人工采取方法
Methods for manual sampling of coal from tops of trucks and barges
2007-07-20
DIN 54385
Solid recovered fuels - Collection of representative analytical samples from heterogeneous materials of low bulk density using the pressing-drill method
固体回收燃料.用压钻法从低堆积密度的非均质材料中收集代表性分析样品