用力法计算超静定结构选取基本结构就是去除多余约束，代之相应的多余未知力，得到一个在原荷载与多余未知力共同作用的静定结构作为基本结构。
查看答案
用力法计算超静定结构选取基本结构是唯一的。
A. 对
B. 错
用力法计算超静定结构的步骤（）
A. 选取基本结构。
B. 建立力法典型方程。
C. 计算力法方程中各系数和自由项。
D. 解方程求多余未知力，绘制原结构的内力图。
Which sentence has the same rhythmic pattern as “Please wait.”?
A. What is that?
B. Don't go now.
C. She works hard.
Don't go now.
Which sentences has the same rhythmic pattern as “He told us a lie.”?
A. Leave it alone.
B. It’s all the same to me.
C. I think he ought to.
D. There isn’t enough for two.
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