The movable cover is provided with two tied rings connected with tied ropes; the tied ropes are connected with a buoy through two tied rope holes arranged on the top of the box body.
动盖上设有两个系环与系绳连接，系绳通过盒体顶设的两系绳孔与浮标相连。
The movable cover is provided with two tied rings connected with tied ropes; the tied ropes are connected with a buoy through two tied rope holes arranged on the top of the box body.
动盖上设有两个系环与系绳连接，系绳通过盒体顶设的两系绳孔与浮标相连。
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