[问题] 圆桶水管的不明物

楼主: piliqoo1982 (上官彻)   2018-05-20 09:06:24
圆桶设置约半个月,水管就长出这个不明物,缸里也会有,这是什么呢?
https://i.imgur.com/T1Y3Du7.jpg
https://i.imgur.com/vQCmNeY.jpg

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