On the automatic blocking section of single tracked railway, there is a close relationship between the number of fleeting trains and the number of station tracks along the lines.
在铁路单线自动闭塞铁路区段，追踪运行列车数与沿线车站配线数量之间有着密切的关系。
Near midnight, construction workers arrived and began to lay asphalt on the road, further blocking off the section of Beiheyan Dajie around the courtyard, Zhang said.
接近午夜时修路工人到达并开始在路面上铺沥青，同时堵住北河沿大街临近相关私房院两边的路口。
If the environment or processes require blocking FM access, it's a good idea to develop a strategy for doing so based off the concepts described in section 2.1.
如果环境或流程需要阻止FM访问，最好根据2.1节描述的概念开发相关的战略。
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