《中国化工报》 2 0 0 3年 2月 2 4日报道 ,由北京科技大学热能系刘应书教授开发的新型制氧方法成功地应用于世界海拔最高的风火山隧道施工中 ,我国铁路建设的工程技术人员创造了无一人死亡、无一等级事故、高原发病率最低的世界纪录。在建的青藏铁路线位于世界海拔最高的青藏 The China Chemical Industry Newspaper reported on February 24, 2003 that the new oxygen generation method developed by Prof. Liu Yingshu, Department of Thermal Energy, University of Science and Technology of Beijing, was successfully used in the construction of the Fenghuoshan Tunnel with the highest altitude in the world. The project of China’s railway construction Technicians created a world record of no deaths, no first-degree accidents and lowest altitude sickness. The Qinghai-Tibet Railway under construction is located in Qinghai-Tibet, the highest elevation in the world