The author described the causes for cracks in substation building structure and preventive measures, and proposed fracture approach.

本文作者通过对变电站建筑结构裂缝形成原因及预防措施进行了阐述，同时提出了裂缝的处理方法。

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Guizhou Province is accelerating the pace of the Digital Substation in-depth technical studies, to promote Digital Substation building.

贵州省正在加快步伐，对数字变电站进行深入技术研究，大力推广数字变电站的建设。

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In the transient process of lightning, the lightning current flowing in all the branches will cause transient magnetic field in the inner space of the substation building.

在这一雷电暂态过程中，各分支上流过的雷电流将在建筑物的内部空间产生暂态磁场。

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One employee said she believed the blast came from an electricity substation located in the building.

WSJ: Blast Rocks Headquarters of Mexico Oil Company

Mr Gilbert said they were building a replacement substation and salvaging and repairing the network around the vandalised substation.

BBC: Vandalised substation