“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	ultracentrifugation ultracentrifuge ultracharacteristic subgroup ultrachromatography ultra-clean and high-purity electronic specific gas ultra-clean and high-purity reagents ultra-clear glass ultraclosed ultracold molecule ultracold neutron ultra-compact dwarf galaxy ultracompact galaxy nucleus ultracompact HⅡ region ultraconvergence ultracrystallite ultradeep-field observation ultra-deep well fracturing ultradense neutron star ultradense object ultradifferentiable function ultra diffuse galaxy ultradistribution ultradivisor ultradyne ultra-early weaning

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。