1) double track automatic block segment
复线自闭区段
2) double tracked section with automatic blocking system
双线自动闭塞区段
3) double-track sections
复线区段
1.
On the basis of reasearch on domestic and international train diagram optimality and adjustment theories, the paper studies the characteristics and the optimality methods in every stage of plotting passenger train diagram on double-track sections by computer, such as the departure time distribution, relaxation train diagram and conflict elimination, etc.
本文在国内外列车运行图优化和调整相关研究的基础上,研究了计算机编制复线区段旅客列车运行图的始发时间分布、松弛运行图以及冲突化解等各个阶段的特点及其优化方法。
4) non-automatic block district
非自动闭塞区段
补充资料：自调自净自度
【自调自净自度】
（术语）同自调项。
（术语）同自调项。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条