| 摘要 |
<p>A double water tank for fish farming comprises: an outer water tank including a space defined therein and a connection member communicating with the inside and outside of the outer water tank; an inner water tank disposed in the space of the outer water tank, spaced apart from an inner surface of the outer water tank, and containing water for raising fishes; and a damage prevention member connecting the inner surface of the outer water tank and an outer surface of the outer water tank to prevent damage of the inner water tank caused by water pressure of the inner water tank.</p> |
