Title of Achievement:深埋中厚煤层工作面区段煤柱留设及沿空巷道双梯度注浆加固关键技术
Level of Award:行业协会
Grade of Award:Second prize
Type of Award:社会科技奖励
Primary Participant:马军杰
Co-author:Meng Qingbin,陈方明,chenyanlong,张呈祥,王志刚,季从玉,胡成果,韩绪,王文兴,师鑫,吴晓阳,安刚健