这通过将液体抽向船首来完成，这将使它的头部下沉，或者当上升时把液体抽向船尾让船首上翘。

This is done by pumping fluid towards the bow, which pitches it down for a dive, or sending it towards the stern to point the nose up when ascending.

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泰坦尼克号的主面包师Charlie Joughin说当船下沉时他就在船尾附近，船尾没有升到很高。

Charlie Joughin, Titanic's chief baker, said that he had been standing near the stern when the ship went under, but he reported none of the signs of a high-angle break.

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由于船舱进水船头开始下沉，引起船尾抬高。

Due to the flooding the bow commenced to go down causing the stern to rise.

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