例文
- This vessel is a steel shallow draft flushing dredger of all - welded construction , with single deck , single bottom , transverse framing , transom stern and continuous superstructure , and sledge - shape bow . it is operating on the huanghe river for flushing and suctioning silt and sand with the purpose of controlling the huanghe river tongguan section , dredging the waterway and reducing the flooding . main engine : nt855 - m270