“train block system”的概念、定义、翻译、参考文献-科学参考

单词	train block system
释义	train block system Encyclopedia 工学轨道交通安全释 train block system行车闭塞法通过相邻车站、线路所、闭塞分区的设备或人为控制，使列车与列车相互间保持一定时空间隔，以保证列车运行安全的行车方法。
随便看	water quality grade water quality index water quality investigation water quality management water quality model water quality monitoring water quality monitoring index water quality monitoring method water quality of lake water quality of reservoir water quality of river water quality of waterbody water quality of water supply water quality protection measures water quality sampling water quality speciation water quality standard water quality standard for farmland irrigation Water Quality Standard for Fisheries water quality standard for landscape and recreation water quality standards water quality station water quality testing center water quantity measurement water reclaimed of tailings pond

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。