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Printed boards assemblies. Part 2. Surface mount. Technical requirements

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Global navigation satellite system. Dispatcher control systems for urban passenger transports. Purpose, composition and specifications mapping support subsystem

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Gas discharge devices. Methods of measurement of electrical parameters. General principles

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Photographic films and reversal motion picture films. Method for determination of speed numbers

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Communication networks and systems in substations. Part 7-3. Basic communication structure for substation and feeder equipment. Common data classes

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Photographic gelatine. Method of determination of specific electroconductivity

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