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Occupational safety standards system. Electrical switching devices for voltages up to 1000 V. Safety requirements

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Explosive atmospheres. Part 29-2. Gas detectors. Requirements to the selection, installation, use and maintenance of detectors for flammable gases and oxygen

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Radiation control. Presentation of measuring results

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Safety radiation control apparatus for nuclear power stations. General technical requirements

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Radio-frequency cable type PK 75-2-12. Specifications

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Occupational safety standards system. Explosionproof electrical apparatus. Terms and definitions. Classification. Marking

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