Russian standards PDF

Identification cards. Integrated circuit cards. Part 11. Personal verification through biometric methods

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Explosive atmospheres. Rules of competence assessment of the personnel performing installation, maintenance, repair and overhaul of the electrical installations intended for use in explosive atmospheres

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Explosive atmospheres. Rules of conformity assessment of quality management systems of service facilities providing installation and initial inspection of Ex installations for use in explosive atmospheres

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Explosive atmospheres. Rules of conformity assessment of quality management systems of service facilities providing inspection and maintenance of Ex installations for use in explosive atmospheres

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Explosive atmospheres. Rules of conformity assessment of quality management systems of service facilities providing repair and overhaul of Ex installations for use in explosive atmospheres

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United power system and isolated power systems. Planning of power systems development. Power systems adequacy calculations. Norms and requirements

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