【单选题】男,67岁咳嗽、咳痰20年,加重伴气短1周。查体:T36.8℃,双肺呼吸音减弱,语音震颤减弱,叩诊呈过清音。该患者最可能的诊断是
【多选题】钢筋工程中,当设计无具体要求时,梁、柱类构件的纵向受力钢筋应符合的规定有()。
A.
箍筋直径不应小于搭接钢筋较大直径的 0.25倍
B.
箍筋直径不应大于搭接钢筋较大直径的 0.25倍
C.
受拉搭接区段的箍筋间距不应大于搭接钢筋较小直径的5倍,且不应大于100mm
D.
受压搭接区段的箍筋间距不应大于搭接钢筋较小直径的10倍,且不应大于200mm
E.
当柱中纵向受力钢筋直径小于25mm时,应在搭接接头两个端面外100mm范围内各设置两个箍筋,其间距宜为20mm
【单选题】and then estimated how these values would_____with predictions of climate change for the 21st century
【判断题】DNA双螺旋结构中碱基平面与假想的中心轴平行
【单选题】If predictions are correct, California ______.
A.
will be struck by an earthquake in the next decade
B.
will be saved from an earthquake within ten years
C.
is unstable as a result of the San Andreas Fault