- reverse(d) polarity direct current
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постоянный ток обратной полярности
Англо-русский словарь терминов металлургии и сварки. 2011.
reverse(d) polarity direct current
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Direct current — (red curve). The horizontal axis measures time; the vertical, current or voltage. Direct current (DC) is the unidirectional flow of electric charge. Direct current is produced by such sources as batteries, thermocouples, solar cells, and… … Wikipedia
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