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【单选题】
逻辑运算L=A+B,当A=1,B=1时,L( )。A.
1
B.
0
C.
2A
D.
2B
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举一反三
【简答题】简述检索文献需遵循的基本要求。
【单选题】Halo effects occur when
A.
attributes are assigned to an individual solely on the basis of his or her membership in a particula
B.
people generalize about a variety of attributes based on the knowledge of one attribute of an indivi
C.
the perceiver singles out certain information that supports or reinforces a prior belief, and filter
D.
people ascribe to others the characteristics or feelings that they possess themselves.
E.
All of the above describe halo effects.
【简答题】错(牙合)畸形的局部危害性有哪些?
【单选题】Halo effects occur when
A.
attributes are assigned to an individual solely on the basis of his or her membership in a particular social or demographic group.
B.
people generalize about a variety of attributes based on the knowledge of one attribute of an individual.
C.
the perceiver singles out certain information that supports or reinforces a prior belief, and filters out information that does not confirm that belief.
D.
people ascribe to others the characteristics or feelings that they possess themselves.
【简答题】Ziegler-Natta 引发剂的两主要组分为 和
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