Ajay Kumar Jha, "Selection of Main Mechanical Ventilators for Underground Coal Mines: A Case Study" English | ISBN: 3319568582 | 2017 | 88 pages | PDF | 2 MB
Selection of Main Mechanical Ventilators for Underground Coal Mines: A Case Study (Briefs in Environmental Science) by Ajay Kumar Kumar Jha English | May 15, 2017 | ISBN: 3319568582 | 100 pages | PDF | 2.03 Mb