[xiezhh]

aveu=1;
a=0.1772;
b=0.9243;
c=0.1068;
d=0.9176;
syms x y
ezplot(0.0349-12/(pi*aveu*(a*x^b)*(c*x^d))*exp(-1/2*(y/(a*x^b))^2))

以上代码就可以画图