提出一种在车站咽喉区道口设置道口信号的方案。
A plan of setting up crossing signal at station throat is put forward.
通过实例验证表明，计算结果合理可信，可用于车站咽喉能力的评价检验。
The practical simulation justifies that the results are reasonable and the system is suitable for the throat capacity evaluation of railway stations.
铁路车站道岔的选择和咽喉区布置不仅对运营效果影响很大，而且与桥隧工程一样不更改。
The selection of switch and throat arrangement has great impact on the operation efficiency and is unchangeable like bridge and tunnel engineering.
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