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【单选题】
实训绘制的桥梁类型是()。A.
钢筋混凝土桥
B.
预应力混凝土变连续箱梁桥
C.
预应力拱桥
D.
斜拉桥
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【单选题】In the case of eccentric tension (or compression), the stress state of each point in loaded rod is ___.
A.
uniaxial stress state
B.
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C.
uniaxial or biaxial stress state
D.
uniaxial stress state or zero stress state
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