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【多选题】
验算导体和电器动稳定、热稳定以及电器开断电流所用的短路电流可按照下列哪几条原则确定( )A.
应按本工程的设计规划容量计算，并考虑电力系统远景发展规划
B.
应按可能发生最大短路电流的接线方式，包括在切换过程中可能并列运行的接线方式
C.
在电气连接网络中，考虑具有反馈作用的异步电动机的影响和电容补偿装置放电电流的影响
D.
一般按三相短路电流验算
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举一反三
【单选题】There are only _________ new words in the passage, but I know _________ of them. [ ]
A.
some; all
B.
a few; none
C.
lots of; a few
【单选题】There are___new words that all of us can understand
A.
so a few
B.
such a few
C.
so few
D.
such few
【单选题】The first thing ____ you should do is to learn all the new words by heart.
A.
what
B.
that
C.
which
D.
who
【单选题】In the author’s opinion, if you cannot memorize all the new words you are learning, it is because _____.
A.
you are forgetful
B.
you are not working hard enough
C.
you are not interested in memorizing English words
D.
you are trying to memorize too many new words at a time
【简答题】In the author’s opinion, if you cannot memorize all the new words you are learning, it is because _____.A. you are forgetful B. you are not working
hard enough C. you are not
interested in memorizing ...
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