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Rolling bearings. Single-row deep groove ball bearings with shields. General technical requirements
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Rolling bearings. Single-row deep groove ball bearings with seals. General technical requirements
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Gas distribution systems. Coatings with extruded polyethylene for steel pipes. General technical requirements
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Dry building mixes based on cement binder for elimination of pressure leaks in building structures. Specifications
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Еlectric equipment of thermoelectric rolling stock. Requirements for selection and installation
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Natural gas. Water dew point and water content calculation methods
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