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The television universal test-chart IT-72. Transparencies. General specifications
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Digital multiplex signal frame structure of united automatic communication network in the basic network. Requirements and limits
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Informational ensuring of equipment and operational activity. Language of operation activity. General principles of application
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Systems and software engineering. Information technology project performance benchmarking framework. Part 1. Concepts and definitions
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Data transmission system signal conversion modulus for unswitched voice-frequency channels. Types and basic parameters
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