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检索到 3 条 责任者=International Telecommunication Union. 的结果    

 


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  1. 西文图书1.C.C.I.R. XIIth Plenary Assembly. v. 4. pt. 1, Fixed service using radio-relay systems (Study group 9 TN91-53/IRC/V.4.1

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    可借复本：1     International Radio Consultative Committee.
    International Telecommunication Union, 1970.
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  2. 西文图书2.Red book : the International Telegraph and Telephone Consultative Committee (C.C.I.T.T.) Second Plen TN91-53/ITT/(1960)/V.6

    馆藏复本：1
    可借复本：1     International Telecommunication Union.
    International Telecommunication Union, 1961.
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  3. 西文图书3.Directives concerning the protection of telecommunication lines against harmful effects from electri TN913.3/ITI

    馆藏复本：1
    可借复本：1     The International Telegraph and Telephone Consultative Committee (C.C.I.T.T.) (New Delhi-1960).
    The International Telecommunication Union,  1963.
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