Methods for the analysis and testing of coal and coke. Part 21. Determination of the relative density and apparent relative density of hard coal.
Furkejuvvon:
Almmustuhtton: |
North Sydney :
Standards Association of Australia,
1983.
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Searvvušdahkki: | |
Materiálatiipa: | Girji |
EPS Library, Level 1, Standards Collection
Hildobáiki
Njađus
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Dilli
Daga várrema
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