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    CNS 13931 Standard english version introduction

    CNS General No. CNS 13931
    Classified No. X1153
    ISDN primary rate user-network interface - Layer 1 specification
    整體服務數位網路原級速率用戶網路間介面–第一層規範
    Date of Approval
    Bureau of Standards, Metrology and Inspection Date of Revision
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    CNS Standard Code CNS 13931:2018
    CNS Standard Classified No. X1153
    CNS Standard English Title ISDN primary rate user-network interface - Layer 1 specification
    CNS Standard Chinese Title 整體服務數位網路原級速率用戶網路間介面–第一層規範
    CNS Standard Edition Status:Current; Latest date:08/06/1997 Confirmed date:01/16/2018
    CNS Standard Pages 28
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    English Translation Price $*** USD
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