floating dock crane

例句：

1. 1. The floating dock crane is essential for the operation of the port.
   浮动码头起重机对于港口的运营至关重要。
2. 2. The floating dock crane has been used to transport goods across the river.
   浮动码头起重机被用来在河流上运输货物。
3. 3. The floating dock crane is a vital tool in the construction industry.
   浮动码头起重机是建筑行业中不可或缺的工具。