皮皮学，免费搜题
登录
搜题
【单选题】
目前，在选择配电装置及电气绝缘水平时，计算用操作过电压水平表达不正确的是( )。A.
相对地，110kV(直接接地系统)3.0p.u
B.
相对地，66kV及以下(降低电阻接地系统外的非直接接地系统)4.0p.u
C.
相对地，35kV(低电阻接地系统)3.2p.u
D.
相间，3～110kV相间操作过电压取相对地电压的2倍
拍照语音搜题，微信中搜索"皮皮学"使用
参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】To demonstrate his_____, the host may pick up some dishes for the guests with his own chopsticks. This is a sign of politeness.
A.
the deliciousness
B.
hospitality
【单选题】What is the woman’s intention?
A.
To ask the man not to go to New York.
B.
To persuade the man to book a hotel.
C.
To advise the man to live in her brother’s apartment.
【简答题】How did the author describe the following figures to demonstrate his yses of different grades of thinking?
【判断题】Benjamin believes that he would have much more scope to demonstrate his ability in D&G.
A.
正确
B.
错误
【单选题】What is the woman’s dream?
A.
To travel around the world
B.
To start a school
C.
To receive a good education
相关题目：