重复接地 meaning in Chinese

iterative earth
multiple grounding

This thesis not only analysed the serious results of deviation of electricd pressure , which was harm for equipments and personal safety , caused by disconnection of null line , but also proposed effective protecting measure for mulfunction , such as repetition earth protecting measures and so on
摘要分析了零线断线造成电压偏移而对设备和人身安全带来的严重后果，提出了重复接地等有效的故障保护措施。