Roof Water Disaster in Coal Mining in Ecologically Fragile Mining Areas: Formation Mechanism and Prevention and Control Measures Professional Practice in Earth Sciences Autor Yifan Zeng et al. 14 iun 2024 Paperback Preț: 612.23 lei 746.63 lei 3-5 săpt. | 6-12 zile -18%
Research on Risk Evaluation Methods of Groundwater Bursting from Aquifers Underlying Coal Seams and Applications to Coalfields of North China Springer Theses Autor Yifan Zeng 22 dec 2018 Paperback Preț: 692.83 lei 844.91 lei 6-8 săpt. -18%