direct distance dial network是什么意思

中文翻译直接长途拨号网

网络释义

1)direct distance dial network,直接长途拨号网2)direct distance dialing,直接长途拨号3)direct distance dialing ,DDD,长途直接拨号电话4)direct distance dialing (DDD),直接长途拨号电话5)DDD (direct distance dialing),长途电话直接拨号6)IDDD (international direct distance dialing ),国际直接长途拨号

direct distance dial network是什么意思

网络释义

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