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【多选题】
关于电流互感器的配置下列说法正确的是( )。A.
应满足仪表、保护和自动控制装置的要
B.
用于保护装置时，应消除主保护的不保护区
C.
用于保护装置时，应消除主保护的保护区
D.
对于大电流接地系统，可按三相配置
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举一反三
【简答题】A．She is quite good at it. B．She is of average level. C．She fails most of the exams. D．She is about to give up.
【多选题】Exercise A Watch the video. Check the benefits of Photo Camp.
A.
The students can learn how to take photos.
B.
Photo Camp helps to raise money for refugees.
C.
Some students will be able to use their new skill in their future life.
D.
The photos that students take are published in a magazine.
【简答题】Watch the video. Fill in the blank and tranlate it into Chinese.
【简答题】A．She is quite young. B．She is middle-aged. C．She is 40 years old. D．She is of the retirement age.
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