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默默7777777: 金币+5, ★★★★★最佳答案 2015-04-27 20:24:09
RXMCDM: 翻译EPI+1 2015-05-04 08:27:32
With the improvement of standard of living and the increasing concern on the environmental protection,the conflict between them  is increasingly stood out. As a result, to get better  water quality and satisfy the demand of people,  the optimal operational conditions of sewage treatment technology should be found out.
In the combination with the SBBR method,  operating principles and   the optimal operational conditions was introduced in this paper, including the investigation on inlet COD concentration,、C/N,dissolved oxygen,temperature and ph.
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2楼2015-04-27 14:54:32
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