“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	eight methods of intelligent turtle eight methods of starting hands eight-minus-n rule Eight Modes for the Arrangement of Archives Eight Negations of Mādhyamika Eight Noble Monks Eight Outer Temples， Chengde Eight Part Essay eight-part essay during the war against Japan eight Peking opera plays with Huang Tianba as the main role Eight Pillar of State and General-in-chief Eight Poems of Autumn Feelings eight-point circle theorem Eight-point Decision on Improving Party and Government Conduct Eight-Power Allied Forces Eight Principles of Yong Eight Privileges Eight Prose Masters of Tang and Song Dynasties eight queens problem eight regimes of the Rong people in the northwest eight regions Eight Righteous People eight-role Yangge Eight Royal Armies at Chengzhou Eight Scenes in Chongqing

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