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【单选题】
将圆截面压杆改为面积相等的圆环截面压杆，其它条件不变，则临界载荷将（ ）A.
降低
B.
增大
C.
不变
D.
无法判断
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【简答题】In the trade of modern society the transmission of information plays as important a role as__________
【简答题】下列对单代号网络图的特点表述不正确的是（ ）。
【简答题】单代号网络图的特点
【简答题】The education of ___young is always ____ hot and serious topic in the modern society．
【简答题】In this section, you are asked to write a composition on 'Competition in a Modern Society' with no less than 160 words. Your composition．should be based on the following outline given in English. 1．So...
【单选题】Which of the following statement about the modern society is TRUE according to the passage?
A.
There can never be a unanimous consensus concerning the identity of individuals or groups in a modern society.
B.
A modern society is characterized by disorder, as there is no common morality and consensus.
C.
In a modern society people obey rules mostly on the basis of their deep moral conviction.
D.
A modern society needs no moral solidarity when it is threatened by grave internal or external perils.
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