protective earthing
以防止触电事故。
常用释义
英式发音
美式发音
基本释义
- 保护接地：一种安全措施，通过将电气设备的金属外壳与地面连接，以防止触电事故。
例句
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1·PROTECTIVE EARTHING CONDUCTORS are considered to comply without test.所以保护接地导体是不用测试的。
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2·NOTE This provision includes a protective earthing conductor in the supply cord.注：此防护措施包括电源线中的保护性导线。
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3·The relations between protective earthing, touching voltage and walk voltage are discussed in the article.该文对保护接地、接触电压、跨步电压间的关系进行探讨。
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4·This paper analyses the principle and functions of protective earthing and hanging earthing conductor, and analyses the existing problems in practice.分析了保护接地和挂接地线的工作原理、作用以及使用过程中存在的问题，值得工矿企业安全用电借鉴。
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5·This paper analyses the principle and functions of protective earthing and hanging earthing conductor , and analyses the existing problems in practice.分析了保护接地和挂接地线的工作原理、作用以及使用过程中存在的问题，值得工矿企业安全用电借鉴。
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6·Main types of earthing in industrial plants include operational earthing, protective earthing, shielding earthing, electrostatic - proof earthing and lightning-proof earthing etc.工厂中接地的种类主要有工作接地、保护接地、屏蔽接地、防静电接地和防雷接地等。
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7·Electrical installations of buildings - part 5-54: selection and erection of electrical equipment; earthing arrangements, protective conductors and protective bonding conductors.建筑物的电气设施。第5 - 54部分：电气设备的选择和安装。接地措施保护导体和保护跨接线。
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8·It is necessary to use two-stage selective earthing protective device in the power supply system of open-pits.露天矿供电系统中采用两级选择性接地保护装置十分必要。
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9·Combined with the design of Gongboxia Hydropower Station, this paper bring forward some technical problems in respect of proper selection of cable section, earthing mode and protective measures.结合公伯峡水电站电缆系统设计，对合理选择电缆截面、敷设方式及保护措施等技术问题加以介绍。
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10·It is the key point to judge whether the earthing protective system of an elevator can he approved. Present paper analyses the working principles of three diff...本文通过对三种不同接地保护系统工作原理的分析，指出实现零线和接地线应始终分开的正确方法。