Repair of electrical equipment
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Measuring body or ambient temperature can be done in two fundamentally different indirect ways. The first way...
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Electric beneficiation of minerals - the separation of valuable components from waste rocks based on the action of an electrician, a field on...
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For more than a hundred years, the tram bell has been heard in different countries. Even a century ago, an electric motor pushed a horse pulling a wooden...
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On June 27, 1954, near Moscow, in the city of Obninsk, the world's first nuclear power plant was put into operation...
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We do not know who or when first came up with the idea of using electricity for musical purposes. We don't know...
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