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【单选题】
箱式变电站所在接地用一组接地装置,其接地电阻应小于( )欧姆。(1分)
A.
4
B.
8
C.
10
D.
15
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参考答案:
举一反三
【简答题】电子器件中的特殊二极管有 、 、 、 等。
【单选题】对哲学和伦理学的说法不恰当的是()。
A.
伦理学是关于道德的科学。
B.
哲学是伦理学的一个分支。
C.
哲学是社会意识形态的一种。
D.
哲学是关于世界观的学说。
【单选题】广义表是线性表的推广,他们之间的区别在于()
A.
能否使用子表
B.
能否使用原子项
C.
是否能为空
D.
表的长度
【单选题】广义表是线性表的推广,他们之间的区别
A.
能否使用子表
B.
能否使用原子项
C.
能否为空
D.
表的长度
【单选题】According to Weis in the 5th paragraph, the theory of evolution______.
A.
is fundamental to the development of modern genetics, molecular biology and geonomics
B.
is a political issue
C.
is based on genetics, molecular biology and geonomics
D.
has increased our understanding of human health
【单选题】According to Weis in the 5th paragraph, the theory of evolution ______.
A.
is fundamental to the development of modem genetics, molecular biology and geonomics
B.
is a political issue
C.
is based on genetics, molecular biology and geonomics
D.
has increased our understanding of human health
【单选题】According to this theory of the term structure, bonds of different maturities are not substitutes for one another.
A.
segmented markets theory
B.
expectations theory
C.
liquidity premium theory
D.
separable markets theory
【单选题】Passage Three Questions 56 to 60 are based on the following passage. As a person who writes about food and drink for a living,I couldn't tell you the first thing about Bill Perry or whether the beers ...
A.
He runs a pub that serves excellent beer.
B.
He intends to get rid of the tipping practice.
C.
He gives his staff a considerable sum for tips.
D.
He lives comfortably without getting any tips.
【单选题】According to this theory of the term structure, bonds of different maturities are not substitutes for one another.
A.
Segmented markets theory
B.
Expectations theory
C.
Liquidity premium theory
D.
Separable markets theory
【简答题】问题:实验的网络是什么组网类型?
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