Mining District

  • 网络矿区;矿山管区

Mining DistrictMining District

Mining District

矿区

Shanxi Province | China Postal Code ... ... 灵丘县 Lingqiu County 矿区 Mining District 南郊区 Nanjiao District ...

矿山管区

采矿专业英语词汇 - 豆丁网 ... mining depth 开采深 mining district 矿山管区 mining economy 矿业经济 ...

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