通信设备的防雷是一个典型的系统工程，需要综合考虑机房防雷与设备防雷，二者缺一不可。

The lightning protection of the telecommunication equipment is a systemic project related to the protection of both structures and equipments against lightning.

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介绍了高速公路机电系统的特点和防雷原则。提出了原太高速公路防雷设计方案和收费系统防雷具体实施方案以及综合布线方案。

The paper introduced the characteristics of expressway mechanical and electronical system and the principle of thunder protection, proposed its specific plan for reference.

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本文分析了自动化系统的防雷问题，着重阐述了化工自动化控制系统的综合防雷措施。

Lightningproof issues with chemical automatic control system were analysed. The lightningproof methods were explained emphatically.

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