matlab 画图移一下坐标程序如下: Nw = 1024; lambda_min = 883;lambda_max = 1183;dlambda = (lambda_max-lambda_min)/(Nw-1); x=(-Nw/2:1:Nw/2-1).*dlambda; Ew=exp(-x.^2./2); plot(x,Ew);Nt=(-2*Nw:1:2*Nw-1)*0.01; Et=fftshift(fft(Ew
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![matlab 画图移一下坐标程序如下: Nw = 1024; lambda_min = 883;lambda_max = 1183;dlambda = (lambda_max-lambda_min)/(Nw-1); x=(-Nw/2:1:Nw/2-1).*dlambda; Ew=exp(-x.^2./2); plot(x,Ew);Nt=(-2*Nw:1:2*Nw-1)*0.01; Et=fftshift(fft(Ew](/uploads/image/z/6954970-58-0.jpg?t=matlab+%E7%94%BB%E5%9B%BE%E7%A7%BB%E4%B8%80%E4%B8%8B%E5%9D%90%E6%A0%87%E7%A8%8B%E5%BA%8F%E5%A6%82%E4%B8%8B%EF%BC%9A+Nw+%3D+1024%3B+++++++++++++++++lambda_min+%3D+883%3Blambda_max+%3D+1183%3Bdlambda+%3D+%28lambda_max-lambda_min%29%2F%28Nw-1%29%3B+x%3D%28-Nw%2F2%3A1%3ANw%2F2-1%29.%2Adlambda%3B+Ew%3Dexp%28-x.%5E2.%2F2%29%3B+plot%28x%2CEw%29%3BNt%3D%28-2%2ANw%3A1%3A2%2ANw-1%29%2A0.01%3B+Et%3Dfftshift%28fft%28Ew)
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