影响扫描周期长短的是()。 A.CPU的执行速度 B.每条指令占用时间 C.程序长短

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问题:

影响扫描周期长短的是()。

A.CPU的执行速度

B.每条指令占用时间

C.程序长短

D.电源频率

考点:电子与通信技术电气与可编程控制技术电气与可编程控制技术题库
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简述中国古代文学理论的表现形态。

题型:多项选择题

用所给单词的适当形式完成句子。

A. calm

1. Although she was frightened, she answered with a ____ voice.

2. ____ down and tell us what is going on.

3. The boy told all the people present what he had gone through ____.

B. loose

4. As far as I am concerned, the article is ____ organized.

5. Her hair was ____ and hung over her shoulders.

C. dust

6. There were clouds of ____ as the truck came near.

7. He spent hours searching the old ____ bookshelves for a book.

D. exact

8. His memory is very ____; he never makes mistakes.

9. — So he told you you'd got the job?

    — Not ____, but he said they were impressed with me.

E. agree

10. He likes to fight it out whenever someone ____ with him.

题型:多项选择题

根据下面材料,回答45~49题:
李小姐年收入为15万元,每年的储蓄比率为40% 。目前有存款2万元,打算5年后买房,假设李小姐的投资报酬率为15% 。李小姐买房时准备贷款20年,假设房贷利率为6% 。

李小姐可负担的首付款为( )万元。

A.48.34

B.45.20

C.44.48

D.38.59

题型:多项选择题

预计未完收尾工程应在竣工验收后的()年内实施完毕。

A.一

B.二

C.三

D.四

题型:多项选择题

神经系统变性疾病的基本病理改变不包括()

A.神经元萎缩或消失

B.神经轴突髓鞘脱失

C.星形胶质细胞增生肥大

D.炎性细胞浸润

E.格子细胞阙如

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