Basic concepts in metrology; Terminology relating to the uncertainty of measurement and the assessment of measuring instruments and measuring equipment— 14 стр.
Investigations of raw material in hard-coal-mining - Microscopical examination of hard coal, coke and briquettes - Part 1: Terms, survey of processes and their applications— 7 стр.
Investigations of the raw material in hard-coal-mining; microscopical examination of hard coal, coke and briquettes; terms, survey of processes and their applications— 7 стр.
Investigations of the raw material in hard-coal-mining - Microscopical examinations of hard coal, coke and briquettes - Part 5: Reflectance measurements on vitrinites— 21 стр.
Investigations of the raw material in hard-coal-mining microscopical examinations of hard coal, coke and briquettes; reflectance measurements on vitrinites— 11 стр.