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Automatic coupling device with a coupler CA-3T of freight railcars running on 1520 mm gauge railways. Specifications
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Electric apparatus of direct transformation for measuring non-electrical values. General technical requirements and methods of tests
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Infant milk products. Methods for determination of mass part of vitamin C (Acidum ascorbinium)
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Acoustics. Laboratory measurement of sound insulation of building elements. Part 5. Requirements for test facilities and equipment
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Professional cleaning services – cleaning services. Cleaning in preschool educational organizations. General requirements and safety requirements
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