PSTN

常見例句

• 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(wǎng)絡(luò)電話與傳統(tǒng)市話的線路呢?
• PSTN?Public?switched?telephone?network?
  公共電話交換網(wǎng)?
• Frequently, the medium that is used in the PSTN is copper.
  PSTN中常用的介質(zhì)是銅線。
• The process of setting up a data transfer on a PSTN line.
  在公用電話交換網(wǎng)（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？
• It can make your analog telephone ring for Skype or PSTN calls.
  體積玲小，網(wǎng)絡(luò)電話與市話兩用合為一體；
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