• Mining transport system is one of the most important production links in open-pit mining process.

    矿山运输系统露天矿开采工艺非常重要生产环节

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  • The combined oPen pit and underground mining system has found wide application in depeit mining.

    矿床开采露天地下联合开采法得到了广泛应用

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  • In the course of mining, there are many mines with combined underground and open pit.

    各类矿产资源开采过程中,许多矿区属于地下露天复合开采情况。

    youdao

  • In the course of mining, there are many mines with combined underground and open pit.

    各类矿产资源开采过程中,许多矿区属于地下露天复合开采情况。

    youdao

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