1) longwall shearer
长壁采煤机
2) long wall mining method
长壁采煤法
1.
In the upper seam of close distance coal seams pillar mining method is utilized,and in the underneath seam prepared to be mined long wall mining method is utilized.
近距离煤层的上部煤层采用刀柱采煤法回采后,下部煤层采用长壁采煤法进行回采。
3) short-wall shearer
短壁采煤机
1.
The paper analyses poor loading effects of MG250/300-NWD electric-driven short-wall shearer during its testing period in Datong and puts forward the recommendations of improvement.
对MG250/300-NWD型电牵引短壁采煤机,在大同进行工业性试验期间出现装煤效果差的原因进行分析,并提出改进建议。
4) longwall fully mechanized top coal caving method
长壁综采放顶煤采煤法
5) inclined longwall mining
倾斜长壁采煤
6) inclined long-wall mining
倾斜长壁采煤法
1.
In order to reduce roadway digging amount,decrease roadway digging rate,the article discusses the ways of decreasing the roadway digging rate that increase size of mining area and increase the length of working face,the method of inclined long-wall mining,up-pit and down-pit mining,retaining roadways along goaf,and so on.
为了减少巷道掘进工程量,降低巷道掘进率,论述了加大采区尺寸和增加工作面长度,倾斜长壁采煤法,上下山联合开采,沿空留巷,机轨和一和机轨合一上(下)山等具体的降低巷道掘进率的方法,这些先进的采煤技术的应用,增加采区服务年限,保证矿井生产采区的正常接续,同时可降低生产成本,提高企业的经济效益。
补充资料：倾斜长壁采煤法
见壁式采煤法。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条