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Systems of bearing structures of the 482,6 mm series. Cabinets and rack structures. Main dimensions
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Electromagnetic compatibility (EMC). Part 4-4. Testing and measurement techniques. Electrical fast transient (burst) immunity test
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Information technology. Open Systems Interconnection. Service definition for the Association Control Service Element
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Transistors. Method for measuring collector-emitter reverse current
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Safety of radio stations. Radio equipment containing transceivers and their elements. General requirements and test methods
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