When the whole（ ） is cut off, the power system will be disconnected or even paralyzed. A: Intermediate substation B: Hub substation C: District substation D: Terminal substation
When the whole（ ） is cut off, the power system will be disconnected or even paralyzed. A: Intermediate substation B: Hub substation C: District substation D: Terminal substation
icd文件包含以下哪几部分（） A: Header B: Substation C: IED D: DataTypeTemplates
icd文件包含以下哪几部分（） A: Header B: Substation C: IED D: DataTypeTemplates
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