A connecting device is equipped on both sidewalls of the box body (1), which is used to connect the adjacent two single boxes into a multi-hull box.
盒体（1）两外侧壁上设有用于将相邻两单体盒连接成多体盒的连接装置；
A connecting device is equipped on both sidewalls of the box body (1), which is used to connect the adjacent two single boxes into a multi-hull box.
盒体（1）两外侧壁上设有用于将相邻两单体盒连接成多体盒的连接装置；
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