block interval meaning in Chinese
闭塞间隔
Examples
- Automatic block interval time variation of nanjing - chuxian section on jin - pu railway line designed by our institute won the excellent design prize of the first national excellent designs
我院设计的津浦线南京至滁县段自动闭塞变更间隔时分工程项目荣获第一届国家优秀设计奖。