用于500kv线路保护的电流互感器一般选用()。A.D级 B.TPS级 C.TPY级 发布时间:2017-10-27 14:20 │ 来源:www.tikuol.com 题型:单项选择题 问题: 用于500kv线路保护的电流互感器一般选用()。A.D级B.TPS级C.TPY级D.0.5级
题型:单项选择题 开放作文(15分) In your English class, your teacher shows you the following picture. You are asked to describe the picture and explain how you understand it. 查看答案