天气预报 > 其他 > 凉开水放多久才可以养鱼
凉开水放多久才可以养鱼
更新时间: 2020-09-25 00:00:00  

凉开水放多久都不适合养鱼,水在加热沸腾后,水里的氧气会大量减少,甚至消失,而鱼在水里也是要呼吸的,没有氧气,自然就会窒息而死,所以凉开水不能用来养鱼。最好用放置了几天的自来水,里面的有害物质已经沉淀,又有充足的氧气,最适合养鱼。

关键词: 凉开水 多久 可以 养鱼

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