railway crossing sign
... 学校标志 school sign 铁路道口标志 railway crossing sign 道路标识 road markings ...
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铁路道口警告标志 railroadcrossbucksign
·2,447,543篇论文数据，部分数据来源于NoteExpress
图中是无人看守铁路道口标志。
The picture is a sign for an unmanned level crossing.
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无人看守的铁路道口，应当在距道口一定距离处设置警示标志。
At a railway crossing not watched by any one, warning marks shall be set up at a certain distance from the crossing.
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