皮皮学，免费搜题
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【单选题】
第二代电子计算机所采用的电子元器件是
A.
继电器
B.
电子管
C.
晶体管
D.
集成电路
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参考解析：
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举一反三
【单选题】根据GB7588-2003相关规定，卷筒驱动电梯钢丝绳的安全系数不应小于()。
A.
10
B.
12
C.
16
D.
20
查看完整题目与答案
【单选题】按GB7588-2003《电梯制造与安装安全规范》规定，卷筒驱动电梯钢丝绳的安全系数不应小于（）。
A.
10
B.
12
C.
16
D.
20
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【简答题】请根据文章内容完成下列问题。 Hello, I'd like to say something about my family. I am a girl and I am 13 years old. I have a happy family. I have a sister and an elder brother. We live in London. (1) My sister and I ...
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【单选题】在Illustrator中,多边形工具中,最小可设置的点数/边数为( )
A.
3
B.
4
C.
5
D.
6
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【简答题】阅读理解。 Dear Bill, Thank you for your letter. You tell me something about your family. Now I'll talk about(谈论) my family. I have a happy family. We love each other. My grandparents are doctors.  They wo...
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【单选题】卷筒驱动电梯钢丝绳的安全系数不应小于( )。
A.
10
B.
12
C.
16
D.
20
查看完整题目与答案
【单选题】听力原文：M: I'm still hungry，mother. I want the chocolate cake that I saw on the menu. W: But your weight is already a regular problem. Eat something that won't make you fatter. Q: What is the mother worr...
A.
Her son is still hungry.
B.
She doesn't have enough money.
C.
Her son is too fat.
D.
She doesn't know what to do.
查看完整题目与答案
【单选题】多边形工具中,最小可设置的点数/边数为( )
A.
3
B.
4
C.
5
D.
6
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【单选题】与齿轮相比,链传动具有 的特点。
A.
结构紧凑
B.
可实现较大传动比
C.
瞬时传动比恒定
D.
可在两轴中心距较远的情况下传动
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【单选题】与齿轮相比,链传动具 的特点。
A.
结构紧凑
B.
可实现较大传动比
C.
瞬时传动比恒定
D.
可在两轴中心距较远的情况下传动
查看完整题目与答案
相关题目：
【单选题】根据GB7588-2003相关规定，卷筒驱动电梯钢丝绳的安全系数不应小于()。
A.
10
B.
12
C.
16
D.
20
查看完整题目与答案
【单选题】按GB7588-2003《电梯制造与安装安全规范》规定，卷筒驱动电梯钢丝绳的安全系数不应小于（）。
A.
10
B.
12
C.
16
D.
20
查看完整题目与答案
【简答题】请根据文章内容完成下列问题。 Hello, I'd like to say something about my family. I am a girl and I am 13 years old. I have a happy family. I have a sister and an elder brother. We live in London. (1) My sister and I ...
查看完整题目与答案
【单选题】在Illustrator中,多边形工具中,最小可设置的点数/边数为( )
A.
3
B.
4
C.
5
D.
6
查看完整题目与答案
【简答题】阅读理解。 Dear Bill, Thank you for your letter. You tell me something about your family. Now I'll talk about(谈论) my family. I have a happy family. We love each other. My grandparents are doctors.  They wo...
查看完整题目与答案
【单选题】卷筒驱动电梯钢丝绳的安全系数不应小于( )。
A.
10
B.
12
C.
16
D.
20
查看完整题目与答案
【单选题】听力原文：M: I'm still hungry，mother. I want the chocolate cake that I saw on the menu. W: But your weight is already a regular problem. Eat something that won't make you fatter. Q: What is the mother worr...
A.
Her son is still hungry.
B.
She doesn't have enough money.
C.
Her son is too fat.
D.
She doesn't know what to do.
查看完整题目与答案
【单选题】多边形工具中,最小可设置的点数/边数为( )
A.
3
B.
4
C.
5
D.
6
查看完整题目与答案
【单选题】与齿轮相比,链传动具有 的特点。
A.
结构紧凑
B.
可实现较大传动比
C.
瞬时传动比恒定
D.
可在两轴中心距较远的情况下传动
查看完整题目与答案
【单选题】与齿轮相比,链传动具 的特点。
A.
结构紧凑
B.
可实现较大传动比
C.
瞬时传动比恒定
D.
可在两轴中心距较远的情况下传动
查看完整题目与答案