电流互感器二次侧标准电流为（）安。A.5 B.10 C.15 D.100 发布时间：2017-06-27 08:46 │ 来源：www.tikuol.com 题型：单项选择题 问题： 电流互感器二次侧标准电流为（）安。A.5B.10C.15D.100
题型：单项选择题 照样子，把句子写具体。例：海洋大得很，一眼望不到边。（1）今年夏天真热啊，_______________________ （2）这里的景色真美，_______________________ （3）早晨的雾可真大呀，_______________________ 查看答案
题型：单项选择题 Little _____ about A-H1N1 so far, so there is no doubt that many people are afraid when talking about the disease.A. did scientists know B. scientists have known C. have scientists knownD. had scientists known 查看答案