• Surface simulation test of this filling technology was carried out in Dachang Tongkeng Tin Mine for the first time in China. The results were described in this paper.

    本文介绍的是在大厂铜坑锡矿进行的国内首例块石砂浆胶结充填的地表模拟试验情况。

    youdao

  • Surface simulation test of this filling technology was carried out in Dachang Tongkeng Tin Mine for the first time in China. The results were described in this paper.

    本文介绍的是在大厂铜坑锡矿进行的国内首例块石砂浆胶结充填的地表模拟试验情况。

    youdao

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