HEA|  |01668nam0 2200313   45  
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005|  |1920010531090925
010|  |□d￥1.20
091|  |□aCN□b15034.2410
100|  |□a20010531d1982    em y0chiy0121    ea
101|0 |□achi
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105|  |□ay   z   000yy
106|  |□ar
200|10|□a微波管高频系统的测量□Awei bo guan gao -
   |  |pin xi tong de ce liang□f张兆镗编著
210|  |□a北京□c国防工业出版社□d1982
215|  |□a295页□d20cm
606|  |□a微波管-高频系统□x测量
606|  |□a高频系统-微疲管□x测量
690|  |□aTN12□v3
701| 0|□a张兆镗□Azhang zhao tang□4编著
801| 2|□aCN□bMT
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908|  |□aM0220741□b1900108215□cMT□d□e-
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