今年为A0，年增长8％，则n年之后的总产值为A，则有：A = A0*(1 + 8%)^n(A/A0) = 1.08^n上式两边取对数lg(A/A0) = n*lg(1.08) = 10*0.03342 = 0.3342A/A0 = 10^0.3342 = 2.1589A = 2.1589*A0 = 21589亿
