The characteristics of chaos, are that positive characteristic exponents and fractional dimension can quantitatively express the turbulentintermittency.
正的特征指数和分数维可以定量表征湍流的间歇性。
2
It is assumed in the two-fluid model that the turbulent and non-turbulent fluids occupy the turbulent flow field intermittently and thus the "intermittency" phenomena of turbulence are simulated.