用于接受并分配电力的供配电设施,高压电网中称为()。中压配电网中的开闭所一般用于10 发布时间:2018-11-15 20:10 │ 来源:www.tikuol.com 题型:单项选择题 问题: 用于接受并分配电力的供配电设施,高压电网中称为()。中压配电网中的开闭所一般用于10(20)kV电力的接受与分配A.开关站B.开闭所C.变电站D.配电所
题型:单项选择题 —These days,he has stayed up late into night in order to get good marks in the following monthly test.—It's no ________ that he seems tired and asleep in class every day.A.wonderB.problemC.doubtD.question 查看答案