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Methods for the petrographic analysis of coals. Part 4. Method of determining microlithotype, carbominerite and minerite composition
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Welding consumables. Technical delivery conditions for filler materials and fluxes. Type of product, dimensions, tolerances and markings
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Unified system of documentation. Presentation of unified documents information in exchange format
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Intelligent transport systems. Electronic fee collection. Test procedures for user and fixed equipment. Part 1. Description of test procedures
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