r=0:0.01:3;
c1=0.125;
m1=sqrt(1+c1^2);
n1=sqrt((1-r.^2).^2+c1^2);
t1=m1./n1;
c2=0.25;
m2=sqrt(1+c2^2);
n2=sqrt((1-r.^2).^2+c2^2);
t2=m2./n2;
c3=0.5;
m3=sqrt(1+c3^2);
n3=sqrt((1-r.^2).^2+c3^2);
t3=m3./n3;
c4=0.707;
m4=sqrt(1+c4^2);
n4=sqrt((1-r.^2).^2+c4^2);
t4=m4./n4;
c5=1;
m5=sqrt(1+c5^2);
n5=sqrt((1-r.^2).^2+c5^2);
t5=m5./n5;
plot(r,t1,r,t2,r,t3,r,t4,r,t5)
title('橡胶积极隔振系统传递率T')
xlabel('频率比r');
ylabel('传递率T');
>> gtext({'\eta=0.125';'\eta=0.25';'\eta=0.5';'\eta=0.707';'\eta=1'})