| System of Design Documents for Construction. Symbols for Presentation of Pipelines.
Система проектной документации для строительства. Условные обозначения трубопроводов. |
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GOST 12536-79Soils. Methods for laboratory determination of … |
RD BT 39-0147171-003-88Requirements with Respect to the Installation … |
SanPiN 2.6.1.1202-03Public Health Requirements with Respect to the … |