力法方程中的系数δij代表基本体系在Xj=1作用下产生的()A、XiB、XjC、Xi方向的位移D、Xj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()

  • A、Xi
  • B、Xj
  • C、Xi方向的位移
  • D、Xj方向的位移

相关考题:

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用力法求解图示结构(EI=常数),基本体系及基本未知量如图所示,力法方程中系数△1P为:

用力法求解图所示结构(EI=常数),基本体系及基本未知量如图所示,力法方程中的系数为(  )。

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

s=”this is the mainstring”,sub=”string”,strindex(s,sub)是()

在力法方程的系数和自由项中()A、δij恒大于零B、δii恒大于零C、δji恒大于零D、ΔiP恒大于零

单选题给定下列FORTRAN子程序如下:   SUBROUTINE SUB(K,A)   A=SQRT(K*K+1.0)   END   下列调用语句中正确的是()A CALL SUB(N,N)B CALL SUB(X,X)C CALL SUB(N,X*X)D CALL SUB(11,X)

填空题s=”this is the mainstring”,sub=”string”,strindex(s,sub)是()