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Printed boards. Part 4-1. Rigid multilayer printed boards with interlayer connections. Sectional specification. Section 1. Capability Detail Specification. Performance levels A, B and C
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Optical fibres. Part 1-42. Measurement methods and test procedures. Chromatic dispersion
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Electromagnetic compatibility of radio-electronic equipment. Nomenclature of parameters and technical data classification
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Switches, hardware and electric connectors. General requirements for measuring electric parameters
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