“semi-automatic block”的概念、定义、翻译、参考文献-科学参考

单词	semi-automatic block
释义	semi-automatic block 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	internal transcribed spacers Internal transfer price internal transformation internal treatment internal turret mooring system internal turret mooring system ，IT internal validity internal validity of study internal variation internal vertex internal waters internal wave internal work internal working model internal Wushu schools Internal–External Locus of Control Scale Internatioal Federation of Fillm Societies international 10-20 system international 1020 system International Academic Conference on Chinese Ancient Operas and Culture at the Turn of the Century International Academic Conference on Mei Lanfang's System of Dramatic Performance International Academy of Astronautics International Academy of Ceramics International Academy of Linguistic Law International Accounting Standards Board

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