【判断题】【消耗次数：1】
力法的典型方程是体系的变形协调方程。
①
正确
②
错误
参考答案：
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相关题目
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力法典型方程中δij的物理意义为（）。
①
在i处作用的单位力引起的j处的位移大小
②
在j处作用的单位力引起的i处的位移大小
③
在j处作用的单位位移引起的i处的力大小
④
在i处作用的单位位移引起的j处的力大小
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