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General-purpose measuring instruments for determination of main vibration parameters. General requirements
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Fittings of copper and copper alloys with compression ends for use with copper tubes. Specifications
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System of construction documents (SPDS) - Format requirements for construction documents for projects abroad
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State system for ensuring the uniformity of measurements. State special standard and state verification schedule for instruments measuring surface roughness parameters Rmax, Rz in range from 0,001 to 3000 µm and Ra in range from 0,001 to 750 µm
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