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Last seen: 19 días ago |  Active since 2022

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含未知数的矩阵行列式为0 如何求解未知数？
clear L=50; H=1; b=0.5; E=210E6; rou=7860; delta=0; I=b*H^3/12; A=b*H; h=0; s=25; C=2*H/E/I*(delta/(1-delta)^2)*(5.9...

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