▲外界因素 力平衡p1=pⅡ=pⅢ=.=p",（中-1)个 热平衡 TI=TⅡ=T=.=Tw,(Φ-1)个 n个因素 等式 共n(Φ 少化学势 4=4=4,=.4 （Φ-1)个 江二N (Φ-1)个 N种物质 式. .N(Φ-1)个 ▲ 外界因素 力平衡 pⅠ = pⅡ = p Ⅲ = . . = p Φ，（Φ –1）个 热平衡 TⅠ = TⅡ = TⅢ = . . = TΦ ，（Φ –1）个 n个因素 ····················等式·················共n(Φ –1)个 ▲ 化学势 μi Ⅰ =μi Ⅱ = μi Ⅲ = . . = μi Φ ，（Φ –1）个 N种物质 ····················等 式·····················N(Φ –1)个 μN Ⅰ =μN Ⅱ = μN Ⅲ = . . = μN Φ ，（Φ –1）个