首先，本文以火车钩尾销的目标定位为背景，详细研究了该目标的基于空间关系的定位算法，分析并说明了使用基于空间位置关系定位应该注意的几个问题。
Firstly, locating algorithm based on spatial relationship is discussed in this paper and has applied in automatic checking train images. Some problems are analyzed which exit in this method.
本实用新型公开了一种用于孔内淬火的燃烧器，特别适用于列车车钩钩尾销孔局部表面 火焰淬火。
The utility model discloses a burner used for quenching in hole, in particular suitable for quenching the partial surface flame in pin hole at hook tail of hook of the train.
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