发布时间:2025-01-24 21:09:07
活性炭取出来,生化棉不要了--主要是占空间,生化效力不高,然后在过滤槽里整齐摆满玻璃环,最后在上面盖一层过滤棉。平时要注意少喂食,每周换水1/5左右,每天用吸管虹吸鱼便,试污染程度勤洗滤棉。这样也能把水养好的。
在建筑图纸中电缆型号wdznjhs44sc25fwc是什么意思
2025-01-24 21:09:07 2025-01-24 21:09:07 2025-01-24 21:09:07 2025-01-24 21:09:07 2025-01-24 21:09:07 2025-01-24 21:09:07 2025-01-24 21:09:07 2025-01-24 21:09:07 2025-01-24 21:09:07 2025-01-24 21:09:07 2025-01-24 21:09:07 2025-01-24 21:09:07 2025-01-24 21:09:07 2025-01-24 21:09:07 2025-01-24 21:09:07 2025-01-24 21:09:07 2025-01-24 21:09:07 2025-01-24 21:09:07 2025-01-24 21:09:07