CHINADDN

常見例句

• This paper discusses the principles and methods of digital data transmission. and gives a brief introduction of the digital data transmission system , DDN AND CHINADDN.
  本文在簡(jiǎn)要地討論了數(shù)字?jǐn)?shù)據(jù)傳輸原理和方法之后，對(duì)數(shù)字?jǐn)?shù)據(jù)傳輸系統(tǒng)、DDN網(wǎng)和CHINADDN作了概要的介紹。
• CHINADDN China Digital Data Network
  中國數(shù)字?jǐn)?shù)據(jù)網(wǎng)
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