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【多选题】
敏感度系数提供了各个不确定因素变动率与评价指标变动率之间的比例，正确述敏感度系数的说法是()。A.
敏感度系数的绝对值越小，表明评价指标对于不确定性因素越敏感
B.
敏感度系数大于零，评价指标与不确定性因素同方向变化
C.
敏感度系数的绝对值越大，表明评价指标对于不确定性因素越敏感
D.
敏感度系数小于零，评价指标与不确定性因素同方向变化
E.
敏感度系数越大，表明评价指标对于不确定性因素越敏感
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举一反三
【单选题】Pushing sequence of a stack is {1,2, ⋯ ,n } .If the i th number of popping sequence is j,then how many possible choices are there for the (i−1)th one? (i+j
A.
j−1
B.
i+j
C.
i+j−1
D.
i+j−2
【单选题】Given the pushing sequence of a stack as {6, 5, 4, 3, 2, 1}. Among the following, the impossible popping sequence is:
A.
2 3 4 1 5 6
B.
3 4 6 5 2 1
C.
5 4 3 6 1 2
D.
4 5 3 1 2 6
【单选题】Pushing sequence of a stack is {1,2, ⋯ ,n } .If the second number of popping sequence is i(i
A.
i−1
B.
i
C.
i+1
D.
Not sure
【单选题】--- What time do I have to leave, Dr Li? --- _________, don’t stay here ________ visiting hours.
A.
Usually; over
B.
Regularly; above
C.
Anyway; beyond
D.
Mostly; during
【单选题】Pushing sequence of a stack is {1,2, ⋯ ,n } .If the second number of popping sequence is 2,then how many possible choices are there for the first one?
A.
1
B.
2
C.
3
D.
Not sure
【单选题】Pushing sequence of a stack is {1,2, ⋯ ,n } .If the second number of popping sequence is n,then how many possible choices are there for the first one?
A.
n−1
B.
n−2
C.
n−3
D.
Not sure
相关题目：
【单选题】Pushing sequence of a stack is {1,2, ⋯ ,n } .If the second number of popping sequence is i(i
A.
i−1
B.
i
C.
i+1
D.
Not sure
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