机读格式显示(MARC)
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- 100 __ |a 19950511d1980 emky0chiy50 ea
- 200 1_ |a 淮南矿区伪倾斜柔性掩护支架采煤法 |A huai nan kuang qu wei qing xie rou xing yan hu zhi jia cai mei fa |f 淮南矿务局生产技术处编著
- 210 __ |a 北京 |c 煤炭工业出版社 |d 1980
- 606 0_ |a 掩护支架采煤法 |A Yan Hu Zhi Jia Cai Mei Fa
- 711 02 |a 淮南故务局生产技术处 |A huai nan gu wu ju sheng chan ji shu chu |4 编著
- 801 _0 |a CN |b GDPTC |c 20220724
- 905 __ |a GDPTC |d TD823.4/1