In addition proper dosage of ferric salts in mixed liquor was proved to be an effective way to remove macromolecule matter.
此外，向混合液中适量投加铁盐被证明是一个控制大分子物质的行之有效的方法。
2
Now the study of MBR focuses on macro parameter control and system running effected by sludge characteristics, and there are little studies on molecule ecology of active sludge.
The application of the polyurethane elastomeric products is reviewed, and the prospect for this macro-molecule material with excellent properties is made in this paper.