问题:
[单选题]
5-4-1-1 图示梁中,忽略剪切变形的影响,A端竖向位移为____(以向下为正)
A(5FPl3)/(24EI)
B(5FPl3)/(48EI)
C(3FPl3)/(32EI)
D(FPl3)/(24EI)
5-4-1-1 图示梁中,忽略剪切变形的影响,A端竖向位移为____(以向下为正)
A(5FPl3)/(24EI)
B(5FPl3)/(48EI)
C(3FPl3)/(32EI)
D(FPl3)/(24EI)
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