【单选题】某折梁内折角处于受拉区,纵向受拉钢筋3 18全部在受压区锚固,其附加箍筋配置形式如图2-5所示。试问,折角两侧的全部附加箍筋,应采用下列何项最为合适?
【单选题】国家对于公民的经济社会权利具有3项义务,以下那个不是( )
【判断题】一般而言,国家对于公民的社会经济权利具有三层义务:一是尊重的义务,二是保障的义务,三是实现的义务。( )
【单选题】Why does the woman mention Romanticism?
A.
She once wrote about it.
B.
She thinks the man should write about it.
C.
She's been studying it recently.
D.
She particularly likes Romantic poetry.
【简答题】图示梁,下部受拉钢筋,钢筋采用HRB335,直径20,混凝土C20,钢筋接头率50%,试求搭接长度。