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□京沪高铁降速运行主要考虑到旅客的经济承受能力、心理承受能力以及运输需求的多样性。□在极限速度下,衡量高速列车安全性的三大指标距安全限值都还有很大余地;京沪高铁运营留有十分充足的安全余量。□我国申请高速铁路相关专利共计1902项;中国铁路没有出现与外国公司的知识产权
□ The Beijing-Shanghai high-speed rail operation mainly takes into account the economic affordability, psychological affordability and diversification of transport demand of passengers. □ At the limit speed, there are still a lot of scopes for measuring the safety of high-speed trains from the safety limits. The Beijing-Shanghai high-speed rail operation has ample safety margin. □ China applied for 1902 high-speed railway related patents; China Railway did not appear with foreign companies intellectual property