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Printed boards and printed board assemblies. Design and use. Part 5-5. Attachment (land/joint) considerations. Components with gull-wing leads on four sides
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Optical fibres. Part 1-22. Measurement methods and test procedures. Length measurement
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Electromagnetic compatibility of technical equipment. Signalling on low-voltage electrical installations in the frequency range 3 kHz to 148,5 kHz. Part 2-1. Mains communications equipment and systems operating in the range of frequencies 95 kHz to 148,5 kHz intended for use in residential, commercial and light industrial environments. Immunity requirements and test methods
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Cathode ray reference line gauges. Types and basic dimensions
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Systems and software engineering. Content of life-cycle information products (documentation)
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