特殊开采科技名词
特殊开采科技名词：第1页
“三下”采煤
coal mining underbuildings;railways and water-bodies
建筑物下采煤
coal mining underbuildings
铁路下采煤
coal mining under rail-ways
水体下采煤
coal mining under water-bodies
承压含水层上采煤
coal mining above aquifer
安全水头
safety water head
带压开采
mining under safe waterpressure of aquifer
部分开采
partial extraction
协调开采
harmonic extraction
全柱开采
full-pillar extraction
限厚开采
limited thickness extrac-tion
离层带注浆充填
grouting in sepa-rated-bed
特殊开采 的上级学科
煤炭科学技术
煤矿开采