Matlab 解方程F2 + cosd(48.81)*F1 = 0F6 + cosd(48.81)*F5 - F2 = 0sind(48.81)*F5 + F3 = 0-cosd(48.81)*F1 + F4 = 0-sind(48.81)*F1 + F3 = 1800-F4 - cosd(48.81)*F5 = 1200-F7 - sind(48.81)*F5 - sind(45)*F9 = 0sind(45)*F9 = 1500-cosd(45)*F9 - F8 = 0
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Matlab 解方程F2 + cosd(48.81)*F1 = 0F6 + cosd(48.81)*F5 - F2 = 0sind(48.81)*F5 + F3 = 0-cosd(48.81)*F1 + F4 = 0-sind(48.81)*F1 + F3 = 1800-F4 - cosd(48.81)*F5 = 1200-F7 - sind(48.81)*F5 - sind(45)*F9 = 0sind(45)*F9 = 1500-cosd(45)*F9 - F8 = 0
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