HEA|  |02065nam0 2200361   45  
001|  |0149177017
005|  |1920010808160132
010|  |□d￥0.20
091|  |□aCN□b15045.总2193-有575
100|  |□a20010808d1977    em y0chiy0121    ea
101|0 |□achi
102|  |□aCN□b110000
105|  |□ay   z   000yy
106|  |□ar
200|10|□a长途通信电缆测量□Achang tu tong xin -
   |  |dian lan ce liang□f孙善庆编著
210|  |□a北京□c人民邮电出版社□d1977
215|  |□a67页□d19cm
606|  |□a通信电缆-通信线路□x测量
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690|  |□aTN913.32□v3　
701| 0|□a孙善庆□Asun shan qing□4编著
801| 0|□aCN□b广东省中山图书馆
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