“半自动闭塞”的概念、定义、翻译、参考文献-科学参考

单词	半自动闭塞
释义	半自动闭塞 Encyclopedia 工学铁路区间闭塞释 semi-automatic block半自动闭塞人工确认相邻两铁路车站间区间线路空闲、办理和解除闭塞，自动开放、关闭出发信号机的闭塞方式。
随便看	focimeter Fock Fock approximation Fock representation Fock space Fock state Fock states Fock态 Fock近似 foco-collimator focoid focoids focometer focometry focus focus and context focus-center Focus+Context focus domain focused crawling focused-current logging focused interaction focused ion beam focused ion beam lithography focused ion beam microscopy

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。