The limited removal capability of the two-staged BBF on some non-biodegradable organic matters in landfill leachate was confirmed by the changes of UV254 in influents and effluents.

• 稳定期工艺进出水UV254吸光度的变化验证了两级BBF工艺对渗滤液中部分难降解有机污染物的去除，但其去除能力有限。