偏摩尔量 dX=( B 在恒温恒压下： dr=∑Xgdng B X=dX=心Xodng+-Xcdne+-. =ngXB+ncXc+. Y=>∑nndnn Xi’an University of Science & Technology +   +   = B p n T n B B dp X dn p X dT T X dX B B , , ( ) ( ) = B 在恒温恒压下: dX XB dnB = + + = = + +    B B C C C n B C n B X n X n X X dX X dn X dn B C 0 0 0 = B X nB dnB 偏摩尔量