Dad sadly won the evergreen, re-earthing up for it.
爸爸伤心地捧起万年青,重新为它培土。
According to the re-earthing TN-C-S system adopted usually by foreign country, the paper analyses main function, value etc. of re-earthing resistance. These respects can be referenced for designer.
根据国外普遍采用重复接地TN C S系统的情况,分析重复接地电阻的主要作用、取值等有关问题,供建筑供电设计参考。
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