| Fire prevention rules for enterprises and organizations of the gas industry.
Правила пожарной безопасности для предприятий и организаций газовой промышленности. |
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SNiP II-25-80Structural timber work. |
GGTN Resolution 65 of 07 09 99Approval of rules for expert reviews of … |
GOST 28548-90Steel pipe. Terms and definitions |