The necessary conditions for anaerobic granular sludgeformation were discussed.
讨论了厌氧颗粒污泥形成必要的条件。
2
The reason of sludgeformation and the position of sludge in cells were indicated.
指出了电解槽中产生沉淀的原因及沉淀在电解槽中的位置；
3
Objective to investigate the causes of bilestone and biliary sludgeformation after liver transplantation and explore the methods for their diagnosis and treatment.