这种轨道绝缘垫片在轨道施工中只 需要用螺丝拧紧即可完成施工，方便、快速，垫片也容易更换、检视。

In the construction of railways, the utility model can complete construction by screwing screws. Being convenient and rapid, the spacer can be easily replaced and inspected.

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介绍一种基于数字信号处理和数字滤波技术识别轨道绝缘节点的方法，用于LKJ2000型列车运行监控记录装置校正计算距离。

This paper presents a method to identify the railway insulation nodes for LKJ2000 train running monitor and record device to modify the calculated control distance.

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这些绝缘体是具有强自旋轨道相互作用的能带绝缘体, 并显示出量子自旋霍尔效应.

These topological insulators are band insulators with large spin-orbit interactions and exhibit the quantum spin-Hall (QSH) effect.

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