银龙鱼的养殖我的银龙鱼刚换好水,但银龙鱼却头朝上,尾朝下,我们已经放了盐,水温达到了25度,但是鱼还没有好转,却有死的迹象,该怎么办?

来源:学生作业帮助网 编辑:作业帮 时间:2024/11/25 13:25:11
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