在使用中遇到复杂多样的故障，尤其是电气故障，维修时要特别注意人身和设备安全。
Encountered in the use of a variety of complex fault, in particular the electrical failure, maintenance should pay special attention to personal safety and equipment.
为了确保人身和设备的安全，我国高速电气化客运专线引进了综合接地系统的概念和技术。
In order to ensure the human and equipment safety, the concept and the technique of the integrated grounding system has been introduced in high speed passenger dedicated railway engineering in China.
电力系统的接地问题是一个看似简单、而实际上却非常复杂又至关重要的问题，它直接关系到人身和设备的安全。
The grounding problem of power systems seems very simple, but is much complex and important for personnel and equipment safety.
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