HEA|  |01534nam0 2200325  145  
001|  |0149077115
005|  |1920010831163032
010|  |□d￥0.44
091|  |□aCN□b15035.2021
100|  |□a20010831d1975    em y0chiy0121    ea
101|0 |□achi
102|  |□aCN□b110000
105|  |□ay   z   000yy
106|  |□ar
200|10|□a采煤机械液压传动问答□Acai mei ji xie y-
   |  |e ya chuan dong wen da□f开滦煤矿唐山矿,河北矿冶学院编
210|  |□a北京□c煤炭工业出版社□d1975
215|  |□a196页□d19cm
300|  |□a国内发行
606|  |□a矿山机械-掘进机械□x构造
606|  |□a掘进机械-矿山机械□x构造
690|  |□aTD42
690|  |□aTD420.3□v3
711|02|□a开滦煤矿唐山矿□Akai luan mei kuang -
   |  |tang shan kuang□4编
711|02|□a河北矿冶学院□Ahe bei kuang ye xue yuan□4编
801| 2|□aCN□bMT
905|  |□aMT□fTD42/1□b0207954□t652883□-
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908|  |□a0207954□b381181□cMT□d0□e2□fT-
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908|  |□aM0207954□b1900107477□cMT□d□e-
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