Matlab 方程根 绘图st=pi/2;a=27;b=35;c=250;F=200;bt=0.75*pi-st;k=(a*sin(st))/((a^2*cos(st)^2-a^2+b^2)^0.5);A=[-1,0,k;0,-1,1;a*cos(st),a*sin(st),0];b=[-F*cos(bt),F*sin(bt),F*c]';x=sym(A)\sym(b)xx=A\b;要求 st=pi/2:pi/90:pi/18;时候 分别
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![Matlab 方程根 绘图st=pi/2;a=27;b=35;c=250;F=200;bt=0.75*pi-st;k=(a*sin(st))/((a^2*cos(st)^2-a^2+b^2)^0.5);A=[-1,0,k;0,-1,1;a*cos(st),a*sin(st),0];b=[-F*cos(bt),F*sin(bt),F*c]';x=sym(A)\sym(b)xx=A\b;要求 st=pi/2:pi/90:pi/18;时候 分别](/uploads/image/z/2693881-1-1.jpg?t=Matlab+%E6%96%B9%E7%A8%8B%E6%A0%B9+%E7%BB%98%E5%9B%BEst%3Dpi%2F2%3Ba%3D27%3Bb%3D35%3Bc%3D250%3BF%3D200%3Bbt%3D0.75%2Api-st%3Bk%3D%28a%2Asin%28st%29%29%2F%28%28a%5E2%2Acos%28st%29%5E2-a%5E2%2Bb%5E2%29%5E0.5%29%3BA%3D%5B-1%2C0%2Ck%3B0%2C-1%2C1%3Ba%2Acos%28st%29%2Ca%2Asin%28st%29%2C0%5D%3Bb%3D%5B-F%2Acos%28bt%29%2CF%2Asin%28bt%29%2CF%2Ac%5D%27%3Bx%3Dsym%28A%29%5Csym%28b%29xx%3DA%5Cb%3B%E8%A6%81%E6%B1%82+st%3Dpi%2F2%EF%BC%9Api%2F90%EF%BC%9Api%2F18%EF%BC%9B%E6%97%B6%E5%80%99+%E5%88%86%E5%88%AB)
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