GB/T 15663.2-2008

Terms relating to coal mining—Part 2:Shafting and drifting engineering

NORMA vydána dne 18.9.2008

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The information about the standard:

Designation standards: GB/T 15663.2-2008
Note: NEPLATNÁ
Publication date standards: 18.9.2008
Country: Chinese technical standard
Kategorie: Technické normy GB