The paper presents the causes of harmonics current and overload hazard of neutral line and phase line by harmonics in electrical line.
阐述了电气回路中谐波电流产生的原因及其引起中性线和相线过载的危险。
Methods The medical electrical equipment's shock hazard, mechanical hazards and hazards caused by improper use was analyzed.
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。
The CPSC is committed to protecting consumers and families from products that pose a fire, electrical, chemical, or mechanical hazard.
在消费品安全委员会致力于保护消费者和家庭从产品构成火灾，电气，化学或机械的危险。
To minimize shock hazard, the instrument chassis and cabinet must be connected to an electrical ground .
为了尽量减小点击的危险，仪器的底座和机柜必须连接到地线。
To minimize shock hazard, the instrument chassis and cabinet must be connected to an electrical ground .
为了尽量减小点击的危险，仪器的底座和机柜必须连接到地线。
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