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• Before switching on (or turning on, or cutting in, or energizing, or putting power into) the motor for the first time it is advisable to ...
Русско-английский научно-технический словарь• Before switching on (or turning on, or cutting in, or energizing, or putting power into) the motor for the first time it is advisable to ...
Русско-английский научно-технический словарь