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Low-voltage surge protective devices. Part 31. Requirements and test methods for SPDs for photovoltaic installations
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Microwave switching circuits. Methods for measuring electrical parameters
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Civil airfields. Airfield asphalt concrete pavements. Recovery of working capability. Instruction for use of protective restoring composition
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State system for ensuring the uniformity of measurements. Procedures of measurements. Main principles
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Conformity assessment. General rules of product identification for the purposes of conformity assessment (attestation) to technical regulations requirements of the custom union
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