“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	charge independence charge independence of nuclear force charge injected device charge injection detector charge injection detector (CID) charge injection device charge injection device, CID charge in the oxide layer and surface state charge-mass ratio charge measurement of high-energy particles charge mobility charge multiplet charge number charge-odd operator charge of nucleus charge operator charge ordering charge parity charge-parity charge parity effect charge parity invariance charge parity invariance, CP invariance charge-parity-time invariance charge-parity-time invariance, CPT invariance Charge-Parity-Time reversal invariance

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。