ASPEN查查(139摄氏度下)邻二甲苯 和对二甲苯的 蒸汽 ...? 7楼的给的结果是对的。我算出来的是3.139245kg/cum for p-xylene. for o-xylene under 139c it is liquid. for mixture density.you can go to the prop set and set properties with rhomx, then get the results 我得到的结果:混合物的密度:mass density kg/cum 763.7545 thanks查看更多