PSTN
基本解釋
- (Public Switched Telephone Network)公共開關電話網絡; 一種常用舊式電話系統(tǒng)
英漢例句
- How to switch VoIP and PSTN mode on my phone set ?
請問我要在話機上如何操作，才能切換網絡電話與傳統(tǒng)市話的線路呢? - PSTN?Public?switched?telephone?network?
公共電話交換網? - Frequently, the medium that is used in the PSTN is copper.
PSTN中常用的介質是銅線。 - The process of setting up a data transfer on a PSTN line.
在公用電話交換網（PSTN）線路上建立數(shù)據(jù)傳輸?shù)倪^程。 - Then I began to think how much a low cost PSTN phone is.
我就想啊，一個低成本的普通電話到底要多少錢呢？