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Single-phase feeding transformers for main with voltage from 1000 up to 35000 V and a power up to 4000 V A. Basic parameters
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Sound broadcasting channels and sections. Typical structures. Basic quality parameters. Methods for measuring
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Reprography. Micrography. Boxes for microfilm in roll. Main sizes and technical requirements
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Optical fibres. Part 1-53. Measurement methods and test procedures. Water immersion tests
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Electromagnetic compatibility for industrial process measurement and control equipment. Immunity to electromagnetic disturbance. General introduction
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Optical fibres. Part 1-32. Measurement methods and test procedures. Coating strippability
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