Based on introducing the necessity of box section post, a box section post design is presented, the characteristics and structure of which are illustrated in detail.
在介绍了箱式分区所必要性的基础上，提出一种电气化铁道箱式分区所设计方案，对该分区所的设计特点和系统构成进行详细阐述。
Based on introducing the necessity of box section post, a box section post design is presented, the characteristics and structure of which are illustrated in detail.
在介绍了箱式分区所必要性的基础上，提出一种电气化铁道箱式分区所设计方案，对该分区所的设计特点和系统构成进行详细阐述。
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