91.100.15 Mineral. Including earth, sands, clay, slates, stones, etc. / Минеральные материалы и изделия. Включая землю, песок, глину, шифер, камень, кирпич и т.д.
Ключевые слова:
Cement and concrete technology|Shape|Aggregates|All-in aggregates|Coarse aggregates|Rocks|Sampling methods|Sampling equipment|Certificates of conformity|Surface texture|Fine aggregates