“railway section block”的概念、定义、翻译、参考文献-科学参考

单词	railway section block
释义	railway section block Encyclopedia 工学铁路区间闭塞释 railway section block铁路区间闭塞将铁路相邻两车站之间的区间内被占用的线路区段封闭，使该区间内运行的列车处于安全隔离状态，从而防止发生列车相撞的事故。
随便看	density profile density secondary standard device density sensor density-size relation density slicing density structure of lithosphere density structure of the upper mantle density test density theorem density threshold density topology density variable density variation density wave density-wave instabilities density-wave model density wave theory density-wave theory D. Enskog D. Enskog (1884—1947) densograph densography dental dental alveoli dental ancillary materials

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