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1.New technique for mining gentle dip and extra narraw vein
缓倾斜极薄矿脉开采新技术收藏指正
2.Application of air holders in gentle dip and thin seam
气垛支架在缓倾斜薄煤层中应用分析收藏指正
3.The practice of recovering ore pillar of gentle dip and narrow vein
缓倾斜薄矿脉矿柱回收实践收藏指正
4.Improvement of mining method for the orebody of gentle dip and medium thickness
缓倾斜中厚矿体采矿方法的改进实践收藏指正
5.A new method for the mining of gentle dip and mediun thickness orebody
缓倾斜中厚矿体的一种新的采矿方法——深孔放顶连续回采房柱法收藏指正
6.NEW DEVELOPMENT OF RESUING-AND-FILLING METHOD IN GENTLE DIP THIN ORE VEIN MINING
缓倾斜薄矿脉削壁充填法的新发展收藏指正
7.new developments of underoround mining methods For gentle dip and thin orebodies in foreign countries
国外缓倾斜薄矿体采矿方法的新发展收藏指正
8.Theory and technology on trackless mining of gentle dip multi-strata ores of medium size
缓倾斜中厚矿体机械化采矿理论与技术收藏指正
9.Study on mining method for the mining of gentle dip orebody of fracture zone type
对缓倾斜破碎带型矿体开采方法的探讨收藏指正
10.There seems no ideal method to mine medium grade, gentle dip and medium thickness orebody.
对于矿石价值中等、品位中等的缓倾斜中厚矿体,目前无理想的采矿方法.收藏指正
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