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Unified system for design documentation. Graphic designations. Components and arrangements of machines and apparatus of chemical industry. General symbols

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State system for ensuring the uniformity of measurements. Ethanol Content Analyzers. Verification procedure

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Fire equipment. Firefoam elevators. General technical requirements. Test methods

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Mining equipment. Dust removal equipment. General technical requirements. Test methods

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Unified system of corrosion and ageing protection. Metals and alloys. Tests for corrosion cracking of specimens under uniaxial tension

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Ionization radiation in Earth`s atmosphere. Characteristics of radiation current distribution

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