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【单选题】
模拟信号到转换成数字信号的三个阶段为()。A.
编码 - 抽样 - 量化
B.
抽样 - 编码 - 量化
C.
抽样 - 量化 - 编码
D.
量化 - 编码 - 抽样
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参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【多选题】根据材料2、3,约翰·穆勒和罗马俱乐部的一些学者都同意,因承载力限制人们将不得不最终安于一种零增长的稳定状态。在这种零增长的稳定状态中:
A.
人口是稳定的
B.
资本财富是稳定的
C.
社会进步将不得不停止
D.
人们的生产和生活将在很大程度上转向非物质的方面
【单选题】What are the main functions of dances in their cultures?
A.
Traditional dances performed are nothing more than a spectacle.
B.
Dances are mainly for entertainment in their customs.
C.
They sometimes perform. dances for sacred ceremonies.
D.
In their cultures dance is only for the ritual ceremonial service.
【简答题】Describe the structure and functions of the main civil courts in the English legal system, including the Supreme Court.
【单选题】One of the main functions of the Reference Department is to ______.
A.
consult students about the books required for their studies
B.
provide work for students in the library
C.
provide books for students to consult
D.
test students' ability to use the resources in libraries
【单选题】What are the main functions of a firewall system?
A.
It protected packets of information from being raided.
B.
It can break everything up into little packets.
C.
It can meet the world demand of the generic plug-in card.
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