In case of urban road development process often beneath existing railway overpass project, the rational design of rainwater pump station is the key element of safe operation in crossing engineering.
城市道路拓展过程中常遇有下穿既有铁路线立交桥工程，雨水泵站的合理设计是下穿工程安全运行的关键要素之一。
Meteorological monitoring system on high-speed railway has a great significance on railway safe operation.
高速铁路气象监测系统对铁路安全运行有着十分重要的意义。
The basic requirements of designing high-speed railway are to ensure the train's safe, reliable and comfortable operation based on designed speed.
高速铁路设计的基本要求就是保证高速列车以设计速度安全、可靠、舒适地运行。
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