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以秦北牵引变电所设计为事例,介绍单相变压器AT供电牵引变电所及既有电气化铁路改造的设计原则和设计特点。
Taking the design of Qinbei traction substation as an example, the design principles and design features of single-phase transformer AT-powered traction substation and existing electrified railway transformation are introduced.