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Question
画不出图。
我想绘制St函数St=5*cos(80*pi*t)+10*cos(400*pi*t);这个的图像，画出之后有图像界面但是没有图，求教是哪里出问题了 Fh=200; Fl=40; B=Fh-Fl ; Fs=2*B+2*(Fh-B); y=[]; ...
3 years ago | 1 answer | 0
