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Systems of technical diagnostics and monitoring of railway telecommunication of highspeed railway lines. General technical requirements

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Unified system for design documentation. Graphic designations. Feeding and measuring devices

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Console boring bars with cutter fitting at 60 and 7:24 cone shank. Design and dimensions

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Direct acting recording electrical measuring instruments and their accessories

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Optics and photonics. Lenses for optical electronic systems. Methods for measuring magnification

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Specification and qualification of welding procedures for metallic materials. Welding procedure test. Part 8. Welding of tubes to tube-plate joins

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