A.按药品说明书购买使用
B.必须凭医师处方购买使用
C.安全性较高,疗效确切
D.专业性强,仅能在医院药房购买
E.使用、贮存方便
第1题
A.transport
B.application
C.network
D.physical
第2题
A.transport
B.application
C.network
D.physical
第3题
A、visual model of the economy.
B、visual model of the relationships among money, prices, and businesses.
C、model that shows the effects of government on the economy.
D、mathematical model of how the economy works.
第4题
第5题
●The OSI (68) model,sometimes also called ISO or 7 layers reference model for communication.has been developed by the International Standards Organization in early 1980's.
(68) A.referent
B.reference
C.referance
D.refering
第6题
Three concepts are central to the OSI model: Service, Interface and
A.Layers
B.applications
C.Protocols
D.Networks
第7题
We can infer from the last two paragraphs that Mr. Nye
A.establishes the dominant theoretical model of leadership.
B.does not like the dominant theoretical model of leadership.
C.summarizes different approaches to leadership.
D.believes it is necessary for good leaders to lie.
第8题
The OSI(66)model, sometimes also called ISO or 7 layers reference model for communication, has been developed by the International Standards Organization in early 1980's.
A.referent
B.reference
C.referance
D.refering
第9题
The OSI(66)model, sometimes also called ISO or 7 layers reference model for communication, has been developed by the International Standards Organization in early 1980's.
A.referent
B.reference
C.referance
D.refering
第10题
The following three concepts are essential to the OSI model: service, interface and
A.networks
B.applications
C.protocols
D.layers
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