发布时间:2025-01-21 00:49:47
要看水的浑浊程度而定。一般硝化细菌系统形成以后,一二天水质就明显变清澈不少,硝化细菌也有周期性,完全靠缸内自动产生一般需要半个月到二十多天。
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2025-01-21 00:49:47 2025-01-21 00:49:47 2025-01-21 00:49:47 2025-01-21 00:49:47 2025-01-21 00:49:47 2025-01-21 00:49:47 2025-01-21 00:49:47