#774231
What justification is considered valid?
Варианты ответа:
  • a properly functioning electrical system
  • the electrical Installation or its part that is under voltage, or the voltage which can be served by the inclusion of switching devices
  • the electrical Installation which is in continuous operation
  • the electrical Installation that is energized is not lower 220
Тематика: Основы безопасности жизнедеятельности Основы безопасности жизнедеятельности (ОБЖ) Основы электробезопасности
Курсы в категории: Безопасность и правопорядок
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