问题
单项选择题
图5-64所示薄壁截面受竖向荷载作用,发生平面弯曲的只有()。
A. 图(a)
B. 图(b)
C. 图(c)
D. 图(d)
答案
参考答案:D
图5-64所示薄壁截面受竖向荷载作用,发生平面弯曲的只有()。
A. 图(a)
B. 图(b)
C. 图(c)
D. 图(d)
参考答案:D
补全对话。 | |
W: 1 M: That sounds interesting. What are you doing there? W: 2 M: But how is the weather going to be there? W: It's going to be fine. And it's always sunny and hot. M: 3 Can you swim? W: No, I can't. But my father is teaching me. M: That's great! 4 W: May be two weeks. M: 5 W: Thank you. |