safety time meaning in English
安全时间
保险期
Examples
- Method for determining safety times of darkroom illumination
确定暗室照明安全时间的方法 - On the basis of the brief introduction about the foundation and characteristics of moving - like block , this paper makes detailed discussion about the safety time interval between two trains , offers computation formulas , lists some calculation results and analyzes them
本文在简略介绍准移动闭塞特点的基础上，推导出了城市轨道交通工程项目设计中移动闭塞、常规自动闭塞和准移动闭塞的列车安全间隔时间计算公式，并根据本文得到的计算结果提出准移动闭塞中定位单元长度的优化设计推荐值及有关结论。