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United power system and isolated power systems. Relay protection and automation. Collection, storage and automatic transfer to dispatch centers of files with recorded fault data. Norms and requirements
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Tantalum and its oxides. General requirements for methods of analysis
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Safety in emergencies. Emergencies on the water surface. Terms and definitions
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High-voltage kenotrons. Method of measuring the temperature of the cylinder
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Electric light sources, lighting devices. TLCI and TLMF color rendering index determination method
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Flat-protruding head rivets (high precision). Construction and dimensions
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