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United power system and isolated power systems. Relay protection and automation. Directional carrier-current protection of power lines 110–220 kV. Functional requirements
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Automobile roads of general use. Road bituminous emulsions. Method for determination of adhesion with mineral materials
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Dressed fur and sheepskins. Methods of determining the aluminium mass fraction
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Mining. Method of determining coalbed methane content
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The best available techniques. Methodical recommendations on applying information and technical reference documents on the best available techniques for the environmental impact assessment of planned economic and other activities
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