重量单位

And ORTT and OURO in the adhesive growth type of MBR was lower than that in the suspended growth type of MBR, but OURN was higher in the adhesive growth type of MBR than before.

胞外多聚物（ECP）是微生物代谢的要产物，较高泥MBR单位量泥产生的ECP要远远大于泥MBR的ECP，且较高的ECP含量易加染。