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【多选题】
在人际影响传播模型中,下列模型中提及意见领袖的模型有( )A.
口传网络模型
B.
多步流传模型
C.
两步流传模型
D.
流传模型
E.
涓流效应模型
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【单选题】Most environmental problems exist because adequate measures for preventing them ______ taken in the past.
A.
was not
B.
were not being
C.
were not
D.
being not
【单选题】When moisture air moves over a cooler surface, then may occur.
A.
advection fog
B.
radiation fog
C.
frontal fog
D.
steam fog
【单选题】Most(75)measures involve data encryption and password.
A.
security
B.
hardware
C.
display
D.
program
【单选题】According to the passage, the comfort zone for most African people ______.
A.
measures about 21 inches
B.
varies from person to person
C.
implies respect
D.
is regulated by status
【单选题】Most ______ measures involve data encryption and password.
A.
security
B.
hardware
C.
display
D.
program
【单选题】When moist air moves over a cooler surface, then ( ) may occur.
A.
Advection fog
B.
Radiation fog
C.
Frontal fog
D.
Steam fog
【单选题】Most environmental problems exist because adequate measures for preventing them _________ taken in the past.
A.
was not
B.
were not
C.
were not being
D.
being not
【简答题】垂直子系统和水平干线子系统连接地系统称为 _ _____ ,该系统通常由通信线路互联设施和设备组成 .____ ____ 是综合布线系统地管理中枢,整个建筑物或大楼地各种信号都经过各类通信电缆汇集到该子系统 . xHA
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