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【单选题】
下列哪一个文学集团的学术方面活动多,成就突出?
A.
文学集团
B.
文学集团
C.
文学集团
D.
文学集团
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A.
电动机 减速器
B.
电动机 电磁线圈
C.
减速器 电磁线圈
D.
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【单选题】DL/T 5057-2009 规范中,有腹筋梁斜截面受剪承载力计算中的集中荷载为主的情况指的是( )。
A.
全部荷载都是集中荷载
B.
作用有多种荷载,且其集中荷载对支座截面或节点边缘所产生的剪力值占总剪力值的80%以上。
C.
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A.
Context Advertising
B.
Personalized advertising
C.
SEM
D.
SEO
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