摘要
通过现场实测资料，论述了矿房及间柱尺寸的选择方法和原则。
Based on the data got on the spot, method and principle for selecting the size of mine cabinet and spacer pillar in steped recovery with horizantal-layered up-filling mode are demonstrated.
出处
《河北冶金》
1997年第3期1-4,8,共5页
Hebei Metallurgy
关键词
分步回采
分层充填法
矿房
间柱尺寸
金属矿
steped recovery horizantal-layered up-filling mode mine cabinet spacer pillar
