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【单选题】
下列关于光以太网技术特征的描述中,错误的是A.
能够根据用户的需求分配带宽
B.
具有保护用户和网络资源安全的认证与授权功能
C.
提供分级的QoS服务
D.
以信元为单位传输数据
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【简答题】英译汉 I believe that this education process has two sides-one psychological and one sociological, and that neither can be subordinated to the other or neglected without evil results following. In order ...
【简答题】In a digital cable system, if there is no key to decode the signal, then, we will only see ______.
【简答题】请根据英汉语言的分析型与综合型思维方式翻译以下句子。 1.Somebody lied, if he said my life
is a happy little tale, or he told you I’m just an ordinary guy in the world. 2.The theory is of great important
that the hotter the body...
【判断题】Even in a large scale digital system, such as a computer, control, or digital-communication system, there are a lot of basic operations, which must be performed.
A.
正确
B.
错误
【单选题】A digital signal processing system usually operates in
A.
real time
B.
imaginary time
C.
compressed time
D.
computer time
【简答题】l Translation l Ø 英译汉 Valentine's Day on February 14 is celebrated in various American and European countries. It is a holiday of love and romance usually by exchanging valentines or love tokens betwe...
【单选题】In a digital system, information solely in discrete or quantized form. Normally,how many discrete states are used?
A.
4
B.
3
C.
2
D.
5
【单选题】早产儿,日龄2天,出生时有室息,烦躁不安,溢奶,哭声高亢,肢体痉挛,36h后嗜睡,肌肉松驰,体温与血常规正常。 1.该患儿应考虑为:
A.
新生儿败血症
B.
新生儿脑膜炎
C.
新生儿肺炎
D.
新生儿颅内出血
E.
新生儿破伤风
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