Interstate standard. Steel process piping. Requirements for installation and operation at explosion- and fire-hazardous and chemically hazardous production facilities.
Трубопроводы технологические стальные. Требования к устройству и эксплуатации на взрывопожароопасных и химически опасных производствах. |
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FNS bg 3-21-170Application of Chapter 26 for Mineral Resources … |
Roskartografiya Приказ N 99-пр от 04.08.2000Order of the Russian Federal Geodesic and … |
Rosstat 117Cost of Production and Consumption |