first approach section 第一接近区段
second approach section 第二接近区段
approach section length 接近区段长度
approach section track circuit 接近区段轨道电路
·2,447,543篇论文数据，部分数据来源于NoteExpress
Hamilton was involved in an incident at the 13th milestone section of the course on the approach to Kirk Michael.
BBC: Wayne Hamilton
In fact, last Monday we launched a new home page and new channel and section pages as part of our iterative approach to rebuilding Forbes.com.
FORBES: Connect
This broad cross-section of participation underlines the multi-stakeholder approach of the UN Plan of Action.
UNESCO: MEDIA SERVICES
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