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                                文章介绍变压器的负荷率与变压器效率之间的关系;合理选择低压供电半径;采用成熟的新型节能电器设备、新材料、新技术等。
The article describes the relationship between the transformer load rate and the efficiency of the transformer; reasonable choice of low-voltage power supply radius; the use of sophisticated new energy-saving electrical equipment, new materials, new technologies.