首页>
外国专利>
Shielding disk for underground exploitation, the manner of control of a shielding disk, risk analyzing method in underground exploitation and the manner of determination of the position of the shielding disk
Shielding disk for underground exploitation, the manner of control of a shielding disk, risk analyzing method in underground exploitation and the manner of determination of the position of the shielding disk
展开▼
机译：地下开采用屏蔽盘，屏蔽盘的控制方式，地下开采中的风险分析方法以及确定屏蔽盘位置的方式
展开▼
页面导航
摘要
著录项
相似文献
摘要
A shield support for underground mining has a slider and a roof bar between which a ram is arranged, with an inclination detector being provided with which the inclination of the roof bar can be measured.
展开▼
