问题
单项选择题
电压互感器二次回路()。
A、只允许一点接地
B、可以有两点接地
答案
参考答案:A
解析:题目来源:南瑞RCS900系列线路保护装置技术说明书
专业类型:继电保护
设备类型:二次回路
难度等级:一般
电压等级:其他
知识点:装置原理
电压互感器二次回路()。
A、只允许一点接地
B、可以有两点接地
参考答案:A
解析:题目来源:南瑞RCS900系列线路保护装置技术说明书
专业类型:继电保护
设备类型:二次回路
难度等级:一般
电压等级:其他
知识点:装置原理
补全对话。 | |
A: Did you hear about the flood in Wuhan last night? B: No. 1 A: My e-friend Lin Tao told me about it. It rained for a long time. B: 2 A: For half a month. B: 3 A: Yes, it was very terrible. There was water all around his house. The furniture and his books get wet. B: 4 Did your e-friend still live in his house? A: No. 5 There was no flood there because his uncle lives far away.
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