The article analyzes how the hanging arch is caused during non-pillar sublevel caving in Jingtieshan mine, in order to provide a reference for rational mining organization and resources utilization.
本文着重分析了镜铁山矿无底柱崩落法悬顶问题，为合理安排矿山生产，合理利用矿产资源，提供了参考依据。
Enter the boiler room and pick up the CROWBAR hanging on the left arch pillar.
进入锅炉房，拿起铁撬左侧拱支柱悬挂。
Combining the construction practice, the article introduces the construction method of arch box suspension hanging.
结合工程实例，介绍拱箱悬索吊装施工方法。
Combining the construction practice, the article introduces the construction method of arch box suspension hanging.
结合工程实例，介绍拱箱悬索吊装施工方法。
应用推荐