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矿井竖井结构. 竖井系统结构
Structures for mine shafts. Shaft system structures
参考页数:46P.;A4
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矿井竖井结构. 运输工具
Structures for mine shafts. Conveyances
参考页数:38P.;A4
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矿井竖井结构. 下沉阶段
Structures for mine shafts. Sinking stages
参考页数:34P.;A4
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矿井竖井结构. 井架结构
Structures for mine shafts. Headframe structures
参考页数:22P.;A4
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矿井竖井结构. 词汇
Structures for mine shafts. Vocabulary
参考页数:22P.;A4
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油气井用聚能射孔器材通用技术条件及性能试验方法
参考页数:79
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钻杆输送及油管输送电缆测井作业技术规范
参考页数:12
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