提高配电网电压等级是提升城市电网供电能力的有效途径。
To lift the voltage level of distribution network is an effective method to enlarge the power supply capacity of the urban network.
城市配电网因为其电压等级较低，为了提高系统供电的可靠性，曾广泛采用中性点不接地系统方式。
In distributions, because of its low-level voltage, its neutral point used to disconnect to the ground in order to improve its reliability.
研究是基于高压配电网的，但其所用的算法和方法也适用于其他电压等级的配电网络。
Though the research described is based on the HV distribution network, the algorithms and techniques described here could also be adopted by other voltage level distribution network.
在我国，针对高电压等级的电缆绝缘检测技术受到了普遍的重视，但是针对低压配电网的电线电缆绝缘检测技术的研究却进展不大。
This thesis focuses on the research and development of the insulation resistor measuring for low-voltage wire and cable. The first part of the thesis has a review-like character.
电压等级的选择是配电网规划中的首要问题，特别是在中长期的配电网规划中。
Selection of the voltage level is the most crucial issue in the power distribution network planning, especially in the mid-long term power distribution network planning.
电压等级的选择是配电网规划中的首要问题，特别是在中长期的配电网规划中。
Selection of the voltage level is the most crucial issue in the power distribution network planning, especially in the mid-long term power distribution network planning.
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