• It is of great significance for some of the mines using model LK-1 LHDs in our country to reduce their level of pollution.

    改造LK——1铲运机降低污染水平我国某些使用这种设备矿山具有重要的意义。

    youdao

  • This report is concerning the operation performance, productivity, operating cost, existing problems and proposals for improvements of underground iron mine LHDs in China.

    介绍了我国地下铁矿铲运机使用情况、出矿效率成本存在问题改进意见

    youdao

  • This report is concerning the operation performance, productivity, operating cost, existing problems and proposals for improvements of underground iron mine LHDs in China.

    介绍了我国地下铁矿铲运机使用情况、出矿效率成本存在问题改进意见

    youdao

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