SOLID MINERAL FUELS - GUIDANCE ON THE SAMPLING OF COAL SEAMS
出版:International Organization for Standardization
专家解读视频
Gives guidance on methods for taking samples from coal seams in the ground, whether from exploration areas or tenements, or from operating underground or open-cut mines.
ISO 14180 : 2017
16/30340781 DC : 0 - Identical
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