• The obtained classification results can provide basis for rational selection of support types and parameters in Jin-Shandian Mine.

    所得分级结果该矿合理选择支护类型支护参数提供依据。

    youdao

  • The obtained classification results can provide basis for rational selection of support types and parameters in Jin-Shandian Mine.

    所得分级结果该矿合理选择支护类型支护参数提供依据。

    youdao

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