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1 E&M
тип сигнализации в соединительной линии с определенной конфигурацией сигнальных проводов. Часто сигнализация целиком импульсная, но передача номерной информации может быть и DTMF.Англо-русский cловарь терминов и сокращений по мобильной радиосвязи стандарта GSM > E&M
См. также в других словарях:
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