求Matlab的运行结果,谢谢大家了!Dt=0.00005;t=-0.005:Dt:0.005; xa=exp(-1000*abs(t)); Ts=0.0002;n=-25:1:25; x=exp(-1000*abs(n*Ts));K=500;k=0:1:K; w=pi*k/K; X=x*exp(-j*n'*w); X=real(X); w=[-fliplr(w),w(2:K+1)]; X=[fliplr(X),X(2:K+1)]; f

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