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【单选题】
要消除照准误差应调节( )
A.
旋物镜对光螺旋
B.
目镜对光螺旋
C.
脚螺
D.
度盘变换手轮
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参考答案:
举一反三
【单选题】Why is the husband able to make adjustment to the change Elisa has been through?
A.
He is overwhelmed by her transformation
B.
The tractor shed reminds him of his bread-winner status in the family
C.
He loves Elisa no matter what kind of transformations she is through
D.
He is used to her whims
【单选题】纠错码适合的传输环境是
A.
小概率、随机传输错误
B.
高可靠传输环境
C.
大概率、单位传输错误
D.
大概率、随机传输错误
【单选题】What does Petter believe he is able to change?
A.
the views the MCA holds on industry
B.
the way in which the MCA decides on policy
C.
how the MCA is perceived by other people
D.
the MCA's relations with other trade associations
【单选题】在OSI七层模型中,网络层的功能有 ( )
A.
确保数据的传送正确无误
B.
确定数据报如何转发和路由
C.
在信道上传送比特流
D.
纠错和流控
【单选题】Of all my friends ____will be able to persuade Tom to change his mind. He is so firm upon it.
A.
some
B.
anyone
C.
none
D.
neither
【单选题】He is able to change the gown himself.
A.
应该
B.
能够
C.
将要
D.
必须
【单选题】Of all my friends _____ will be able to persuade Tom to change his mind. He is so firm upon it.
A.
none
B.
nobody
C.
neither
D.
no one
【多选题】在OSI七层模型中,下列不是网络层的功能的有( )。
A.
确保数据的传送正确无误
B.
确定数据包如何转发与路由
C.
在信道上传送比特流
D.
纠错与流控
【多选题】在OSI七层模型中,下列不是网络层的功能的有( )。
A.
确保数据的传送正确无误
B.
确认数据包如何转发与路由
C.
在信道上传送比特流
D.
纠错与流控
【单选题】在OSI七层模型中,网络层的功能有()
A.
确保数据的传送正确无误
B.
确定数据包如何转发与路由
C.
在信道上传送比特流
D.
纠错与流控
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