underground distribution meaning in English
地下配线
Examples
- 600 volt single layer thermoset insulated utility underground distribution cables
600伏特单层热固性绝缘公用地下配电电缆 - It has been concluded that the measurement and control system is stable , reliable and is of great applied value in underground distribution networks
试验证明，该测控系统性能稳定，动作可靠，具有广阔的应用前景。 - According to the practical instance of underground distribution networks , the basic characteristics of interference signals produced by interference sources existing in the networks are also analyzed in the paper
根据矿井电网的实际情况，分析了所存在的干扰源及所产生干扰信号的基本特征。 - On the basis of these mentioned above , it has been proposed that the principle of phase - sensitive protection and negative sequence protection can be used in the system , which can not only improve the sensitivity of the protective system but also extend the protection range in underground distribution networks
在此基础上提出了将相敏保护原理和负序保护原理应用于测控系统中，它不仅可以提高保护的灵敏度而且还可以扩大保护范围。 - Electric magnetic starters is a kind of important electrical equipments in underground distribution networks , which reliability directly effect the production of mine and the safety of power supply system , thereby it is of important realism signification to develop a high - powered measurement and control system of electric magnetic starters for improving the reliability , safety and continuity of the power supply systems
电磁起动器是煤矿井下供电系统中的关键设备之一，它的工作可靠性直接影响煤矿的生产和供电系统的安全，因此开发研制高性能的电磁起动器测控系统，对提高矿井供电系统的可靠性、安全性、连续性，具有非常重要的现实意义。