房柱法 meaning in Chinese
barrier system
breast and pillar
pillar-and-room method
room and pillar method
room and pillar system
Examples
- Pillar drawing in room - and - pillar mining at jinshan gold mine
金山金矿房柱法开采的矿柱回采 - Application of room - pillar method with artificial roof support in dongbaoshan mine
人工顶柱房柱法在东宝山矿区的应用 - Ground behaviour occured in mining of maluping ore block by new room - pillar with bolting in kaiyang phosphate mine are analyzed and control measures of ground pressure are put forward
对开阳磷矿马路坪矿段延伸开采工程中采用新型锚杆护顶房柱法出现的地压显现问题进行了详细的分析，并提出了地压控制措施。