high frequency telephone 中文意思是什麼
high frequency telephone
解釋
高頻電話-
Very high frequency radio telephone
甚高頻無線電話 -
Internet phone realizes the high - speed transmission and exchange of telephone subscriber ' s audio frequency dataflow by utilizing the existing computer network to make up the communication network of the telephone
Ip電話是利用現有的計算機網路組成電話通信網路,實現電話用戶音頻數據流的高速傳輸及交換。
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