According to the generalized Fibonacci series, the fractal dimention, Df(p,q)=lnN/2ln( ) is obtained for thecritical state, here p and q are the parameters relating to the human activity and the natural environment conditions.

• 根据广义Fibonacci数列；得到临界状态时的分形维数D_t(p；q)=In N/2ln；其中p、q是与人类活动、环境因素有关的参数.