Russian standards PDF
United power system and isolated power systems. Information model of power industry. Operational technological information exchange profile of information model
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United power system and isolated power systems. Information model of power industry. Diagrams of power systems and power facilities
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United power system and isolated power systems. Information model of power industry. Information model profile of relay protection and automation devices
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Tourism and related services. Ecological tourism. Requirements provided for tourist's security
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Tourism and related services. Ecological tourism. Requirements for tourist infrastructure
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Elastic floor coverings. Method for determining stain and chemical resistance
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