safe railway operation

基本解释

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。
In order to make sure the security of railway safe operation, it's necessary to design reliable and timely meteorological monitoring system.
为了保证铁路行车安全，设计出可靠实时的气象监测系统非常必要。
The control and protection system in DC power distribution systems plays a very important role in ensuring the mass transit railway safe and reliable operation.
直流供电的控制和保护系统对确保轨道交通的安全、可靠的运行，具有举足轻重的作用。