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010|  |□d￥2.20
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100|  |□a20010906d1979    em y0chiy0121    ea
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105|  |□ay   z   000yy
106|  |□ar
200|10|□a煤矿通风与安全□Amei kuang tong feng-
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210|  |□a北京□c煤炭工业出版社□d1979
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