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【单选题】
单选题]下列焊条型号中属于堆焊焊条的是( )。
A.
E4303
B.
E5015
C.
EDPMn2-03
D.
ENiCu-7
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【简答题】什么是桥梁净跨径?
【简答题】P: Excuse me. Can I ask something about high-speed train? C:                            . P: How often does high-speed train go to Nanjing? C:                           . P: How long does it take? C: ...
【判断题】分析非周期信号的频谱的工具是傅立叶级数。
A.
正确
B.
错误
【简答题】A.He believes what the announcer says. B.He thinks that the announcer is very good at her work. C.He does not have a good opinion of the announcer. D.He thinks that they should do what the announcer s...
【单选题】He was very of his shortcomings.
A.
concerned
B.
conscious
C.
conscientious
D.
Conscience
【简答题】自动选型有一个好处,当更改继电器( ) 时,通过自动选型选择( )的继电器后,原理图中继电器的所有连接点会( )。
【单选题】听力原文:M:Be quiet, please. Can I remind you what you should do? W: Certainly. Go ahead, please. M:Don't touch the electricity and put everything in order. OK? W:Sure! Can you guess what the man is?
A.
Maybe a teacher.
B.
Maybe a student.
C.
Maybe a meeting organizer.
【单选题】梁式桥的桥梁净跨径是()。
A.
相邻两个支座中心水平距离
B.
相邻两个桥墩(台)之间的水平距离
C.
相邻桥墩中线之间的距离
D.
两岸桥台中线之间距离
【多选题】绘画从使用材料来分有( )
A.
中国画
B.
素描
C.
水粉画
D.
油画
【单选题】桥梁总跨径是多孔桥梁中各孔()的总和。
A.
净跨径
B.
计算跨径
C.
理论跨径
D.
标准跨径
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