S=[k In Q 42 +NkT InQ OT )NN]+ [k In Q+NkT a InQ aT N.Vl+ aInQy [k in Q+NKT aT )N]+ knQ+kT(5是 InQs）,v]+ [k in Q+NkT ( ot =S:+IS,+Sy+Se+Sn] =S:+S S:外部运动熵，S:内部运动熵