Mixed liquor suspended solids increased with the increase of sludge retention times and volumetricloading rates.
污泥浓度随污泥龄的增加、水力停留时间的缩短、容积负荷的增大而增加；
2
The crude touchwood carrier with a coarse surfacewas of great absorption so that it was suitable for the microorganisms to grow on and it wasable to adapt to variable volumetricloading well.
天然朽木填料表面粗糙，具有较好的吸附性能，适合微生物生长，抗冲击负荷能力强。
3
Earth - moving machinery. loader and front loading excavator buckets. volumetric ratings.