程序pla603核心语句 G1=200;G2=100;L1=2;L2=sqt(2);%给原始参数赋值 theta1 =pi/6;theta2 =pi/4; %将度化为弧度 %则按此次序，系数矩阵A,B可写成下式 A=[1,0,0,0,1,0;0,1,0,0,0,1;0,0,0,0,-sin(theta1),cos(theta1); 0,0,1,0,-1,0;0,0,0,1,0,-1;0,0,0,0,sin(theta2),cos(theta2)] B=[0;G1;G1/2*cos(theta1);0;G2;-G2/2*cos(theta2)]; X=AIB %用左除求解线性方程组 程序运行结果： 「1000 1.0000 0 0 95.0962 0100 0 1.0000 200.0000 154.9038 0000 -0.5000 0.8660 86.6025 -95.0962 A= B= 0010 ,X= -1.0000 0 0 145.0962 0001 0 -1.0000 100.0000 -95.0962 0 000 0.7071 0.7071 -35.3553 45.0962程序pla603核心语句 G1=200; G2=100; L1= 2; L2 = sqrt(2) ; % 给原始参数赋值 theta1 =pi/6; theta2 =pi/4; % 将度化为弧度 % 则按此次序，系数矩阵A,B可写成下式 A=[1,0,0,0,1,0;0,1,0,0,0,1;0,0,0,0,-sin(theta1), cos(theta1);... 0,0,1,0,-1,0;0,0,0,1,0,-1;0,0,0,0, sin(theta2),cos(theta2)]; B=[0;G1;G1/2*cos(theta1);0;G2;-G2/2*cos(theta2)]; X = A\B % 用左除求解线性方程组 程序运行结果： 1 0 0 0 1.0000 0 0 95.0962 0 1 0 0 0 1.0000 200.0000 154.9038 0 0 0 0 0.5000 0.8660 86.6025 95.0962 , 0 0 1 0 1.0000 0 0 145.0962 0 0 0 1 0 1.0000 100.0000 95.0962 0 0 0 0 0.7071 0.7071 35.3553 4               − −   = = =     −       −   −             − A B X ， 5.0962                    