As a safe, reliable, fast and comfortable, large-capacity, low-carbon and environmentally-friendly transportation mode, High-Speed Rail (HSR) has become the main mode of transportation for the development of the world transportation industry. At present, many countries and regions have been studying, planning and establishing high-speed rails. As of December 31, 2017, the world’s HSR has a total operating mileage of about 40,000 km, and 20,000 km are being planned and constructed. The popularity of HSR brings convenience as well as many doubts to the public. Therefore, as one of the popular science series of “A Brief History of High-Speed Rai
0.0万字
972点击量
0收藏
粉丝打赏
作者写的太好了，小小打赏犒劳一下！
- 100苍穹币
- 300苍穹币
- 500苍穹币
- 1000苍穹币
- 3000苍穹币
- 5000苍穹币
- 10000苍穹币
- 20000苍穹币
账户余额 0苍穹币·本次打赏100苍穹币
机构
西南交大
同类推荐
-
- 张延义大话文集5
张延义 著
- “心灵用来感受时间……我辈把心灵记录，留住时间！”...
-
- 张延义大话文集6
张延义 著
- “心灵用来感受时间……我辈把心灵记录，留住时间！”...
-
- 桐花春
韩雪丽 著
- 其实一直想做一个特别普通的人，其实也真的是一个普通...
-
- 张延义大话文集7
张延义 著
- “心灵用来感受时间……我辈把心灵记录，留住时间！”...
机构
还能输入100字