为避免化学危害和电气危害，请遵守实验室安全操作规范。
To avoid chemical or electrical hazards, always observe safe laboratory practice when operating the system.
每次的电气误操作会给企业带来经济损失或危害人们的生命安全。
Each of the electrical wrong operation bring business enterprise economic loss or harm people's life safety.
目前，由于系统的电网等级不断提高，操作过电压也随之不断升高，这对电气设备的正常运行造成很大的危害。
The switching over-voltage is rising in pace with the raise of the power system grade, which is very harmful to the electrical equipment in the network.
文章分析了供电网谐波产生的原因，阐述了谐波对电气设备的危害，提出了抑制谐波的措施。
This paper analyzes the reason of harmonics appearance, the harm to power supply system, and raises the managing and technical measure to restrain the harmonics.
方法对医用电气设备在电击危害、机械危害以及使用不当引起的危害进行分析。
Methods The medical electrical equipment's shock hazard, mechanical hazards and hazards caused by improper use was analyzed.
本文主要撰述电磁辐射的危害(包括雷电磁辐射)，以及电气、电子设备辐射污染的防护措施。
This article shows the dangers of the electromagnetic radiation — including the thunder electromagnetic radiation, and the radiation from the equipment of electricity or electronics.
简要介绍了焊接操作中电气、光辐射和噪声等带来的危害和影响。
The main disbennifits in welding processes including electrical hazards, arc radiation, noise and fume formatiom are described in this paper.
分析了电气工作中，可能受到的主要危害及特点、性质、能量，提出了对这些危害的防护措施，并对管理工作提出了一些建议。
The paper analyses features, properties, energy of harmfulness in electrical work, then puts forward protective measures. Some proposals on management are also presented.
举例说明杂散电磁场的存在和危害，并对建筑电气中的中性点、中性线名词的含义提出意见。
It illustrates the existence of stray electromagnetic field and its hazards, and brings forward opinions on the meaning of neutral point and neutral conductor in building electricity.
从电气火灾的危害入手，通过对电缆线路的起火分析，列举了一些电缆线路火灾的防范措施。
The dangerous of the electricity fire disaster is stated. By analysing the fire on cable circuit, some prevention means of the fire disaster are listed.
从电气火灾的危害入手，通过对电缆线路的起火分析，列举了一些电缆线路火灾的防范措施。
The dangerous of the electricity fire disaster is stated. By analysing the fire on cable circuit, some prevention means of the fire disaster are listed.
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