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【单选题】
当电压互感器按不大于最大容量使用时，其误差将（）规定值。A.
大于
B.
小于
C.
等于
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举一反三
【单选题】The purpose of writing this article is ______.
A.
to draw the readers' attention to a new standard for measuring power
B.
to demonstrate American political influence in the world
C.
to emphasize that effort must be made to strengthen the declining U. S. industrial base
D.
to show American industrial prowers
【简答题】What are the contributions of Roman Conquest for the UK ’ s history?
【简答题】求立体体积由 与 所围成的立体(a＞0，b＞0，c＞0)；
【多选题】What are the UK ’ s three distinct systems of law?
A.
Wales Law
B.
English law
C.
Northern Ireland law
D.
Scots law
【单选题】The man can write with________hand and draw with ________at the same time.
A.
one; another
B.
one; the other
C.
first; second
D.
one; it
【单选题】图溃A、B、C表示的是滑动变阻器，要想在A、C间获得连续可调的输出电压，( )【图片】【图片】
A.
电路图为滑动变阻器的限流式接法
B.
电路图为滑动变阻器的分压式接法
C.
滑动变阻器只要接两根线
D.
电源接在A点和C点两点，B点不要接
【简答题】Around the world, girls do better than boys at school. These are the findings of a recent study that looked at the test results of 1.5 million 15-year-olds in 74 regions across the world. In only thre...
【简答题】Answer the questions using no more than three words from the passage for each question. What did early universities train people do ? 2. Why were several university established during the 18th and 19t...
【简答题】求立体体积由(x 2 +y 2 +z 2 ) 2 =a 3 z(a＞0)所围成的立体；
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