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United power system and isolated power systems. Relay protection and automation. Automatic emergency control of electric power systems. Automatic elimination of asynchronous mode. Norms and requirements
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Ergonomic design. Guidelines for designing tactile symbols and characters
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Textile materials and goods. Identifications of materials contents
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Fruit and vegetable juices. Determination of sucrose content
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Noise of machines. Acceptance test code for gear units for airborne sound
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