pro2精馏塔又有关压力的问题? 看看帮助是有好处的。 1、the top tray pressure is always defined as tray number two for columns with condensers and tray number one for columns without condensers. 2、if no pressure drop entry is supplied the bottom tray pressure is set to the top tray pressure. the default pressure drop is zero per tray.when the pressure drop per tray is provided, this value is added successively to each tray below the top tray until the highest numbered tray is reached.查看更多