Two operation modes for compact floc formation\|mechanical syneresis and one\|by\|one attachment were discussed,the former being realized by long\|period mechanical agitation and the later by the fluidized pellet bed operation.
论述了致密型絮凝体形成操作的两种模式 :脱水收缩和逐一附着 ,前者通过长时间机械搅拌进行 ,后者通过上向流造粒流化床操作进行 。