Тест по электробезопасности
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Test examination of electrical safety group of 3-5 up to and above 1000V. Issues for pre-exam training electricians for electrical 3-5 groups of up to 1000V or higher.
Zaktualizowano: 2018-09-11
Aktualna wersja: 1.0.6
Wymaga Androida: Android 4.1 or later