图示桁架，EA为常数，结点D的水平位移为：[img=241x134]1802d5892e57285.png[/img]
A: [img=53x44]1802d5893acb436.png[/img]
B: [img=62x44]1802d5894371138.png[/img]
C: 0
D: [img=59x44]1802d5894bca522.png[/img]
A: [img=53x44]1802d5893acb436.png[/img]
B: [img=62x44]1802d5894371138.png[/img]
C: 0
D: [img=59x44]1802d5894bca522.png[/img]
举一反三
- 图示桁架，EA为常数，结点D的水平位移为：[img=241x134]1803914047b22a7.png[/img] A: [img=53x44]1803914050a5817.png[/img] B: [img=62x44]180391405a1c2c9.png[/img] C: 0 D: [img=59x44]180391406247dc8.png[/img]
- 图示桁架，EA为常数，结点D的水平位移为：[img=241x134]1802d57a85ed390.png[/img] A: [img=53x44]1802d57a8e5cbbb.png[/img] B: [img=62x44]1802d57a9787bac.png[/img] C: 0 D: [img=59x44]1802d57a9f9ec00.png[/img]
- 图示桁架，EA为常数，结点D的水平位移为：[img=241x134]1802d58c180baba.png[/img] A: [img=53x44]1802d58c1fe84a1.png[/img] B: [img=62x44]1802d58c29ca7b4.png[/img] C: 0 D: [img=59x44]1802d58c3240042.png[/img]
- 图示桁架，EA为常数，结点D的水平位移为：[img=241x134]1803b444edc007a.png[/img] A: [img=53x44]1803b444f5b83ea.png[/img] B: [img=62x44]1803b444fda8076.png[/img] C: 0 D: [img=59x44]1803b445062bedd.png[/img]
- 图示桁架，EA为常数，结点D的水平位移为：[img=241x134]1802d58c180baba.png[/img] 未知类型：{'options': ['', '', '0', ''], 'type': 102}