力法方程中的系数δij代表基本体系在Xj=1作用下产生的()AXiBXjCXi方向的位移DXj方向的位移

力法方程中的系数δij代表基本体系在Xj=1作用下产生的()

AXi

BXj

CXi方向的位移

DXj方向的位移


参考解析

相关考题:

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