• The paper approached the subject of the application of draw theory which utilizes the movement rule of caved rock to control ore-drawing under overlying rock.

    本文就利用崩落矿石移动规律进行覆盖岩下放矿控制这一放矿理论的应用课题进行了探讨。

    youdao

  • The paper approached the subject of the application of draw theory which utilizes the movement rule of caved rock to control ore-drawing under overlying rock.

    本文就利用崩落矿石移动规律进行覆盖岩下放矿控制这一放矿理论的应用课题进行了探讨。

    youdao

$firstVoiceSent
- 来自原声例句
小调查
请问您想要如何调整此模块?

感谢您的反馈,我们会尽快进行适当修改!
进来说说原因吧 确定
小调查
请问您想要如何调整此模块?

感谢您的反馈,我们会尽快进行适当修改!
进来说说原因吧 确定