单项选择题

节点定导纳矩阵不对称的原因是关联矩阵不对称。
A、正确
B、错误

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多项选择题

工程信息设置至少应包括以下内容（）

A.结构类型
B.檐口高度
C.抗震等级
D.室内外高差
E.项目所在地

单项选择题

They _______ your memories; where you were, what you were doing, what you were interested in, what you were thinking of.

A．constitute
B．consist
C．compound
D．conduct