R=input('Please input R='); ~@l4T_,k
p=0.1; + jwk4BU
n=chaxun(R); ]
L#c
<0
L=15; j[A(@ w"
c=3*10^8; 7 rRI-wZ
h=6.626196*10^(-34); ~M H ^R1=]
k=1.3806505*10^(-23); =Hd#"9-
B=198.95; EKF4 ]
r=0.509*10^(-60); FI?J8a
d=532*10^(-9); yn]Sc<uK
for s=0:20 i6n,N)%H
for T=0.1:50:300.1 ~!PWJ~U
if mod(s,2)==0 1?|"33\03R
f=p*n*L*6*((2*h*c)/(9*k*T))*((3/2)*(s+1)*(s+2)/(2*s+3))*(64*(pi^2)/15)*((c/d-(4*s+6)*B)^4)*r*exp(-(h*c*B/(k*T))*s(s+1)); M$@~|pQ<
y=diff('f','T'); KU(BY}/ ^
elseif mod(s,2)==1 nM .g8d K
f=p*n*L*3*((2*h*c)/(9*k*T))*((3/2)*(s+1)*(s+2)/(2*s+3))*(64*(pi^2)/15)*((c/d-(4*s+6)*B)^4)*r*exp(-(h*c*B/(k*T))*s(s+1)); ?K:\WW
y=diff('f','T'); I2i'
end 8/tB?j
end p2rT0gu!
end d;gs1]E50
plot3(y,s,T); +3-5\t`
怎么错了，希望哪位大侠指点。 "~ $i#
