-凯发平台

hea|  |00958nam0 2200277   45  
000|  |142222
001|  |97002926
011|  |▼a0497-137x
092|  |▼acn▼b734w0001
100|  |▼a19920916a19629999m  y0engy0120    ba
101|0 |▼aeng
102|  |▼ache
110|  |▼aafa    0uu0
200|10|▼atelecommunication journal▼fi-
   |  |nternational telecommunication union
207| 0|▼av.29 (1962)-
210|  |▼ageneva▼cthe union
431| 1|▼12001 ▼ajournal uit
451| 1|▼1011  ▼a0252-1504▼15301 ▼abol-
   |  |etin de telecomunicaciones / u-
   |  |nion internacional de telecomunicaciones
451| 1|▼1011  ▼a0252-1512▼15301 ▼ajou-
   |  |rnal des telecommunications / -
   |  |union internationale des telec-
   |  |ommunications
530|0 |▼atelecommunication journal - -
   |  |international telecommunication union
531|  |▼atelecommun. j. - int. teleco-
   |  |mmun. union
541|1 |▼a（瑞士）电信杂志
675|  |▼a384
690|  |▼atn91
711|0 |▼ainternational telecommunication union
905|  |▼a801▼d/▼e▼f19