When the rig sank, the riser broke near the top while remaining attached to the blowout preventer at the bottom.

当钻井平台下沉时，立管在顶部附近的地方断裂，同时另一端仍与底部的防喷器相连。

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Outside the riser are several hoses and smaller pipes for recirculating the synthetic mud and controlling the blowout preventer.

在立管外面是一些软管和小管，用于回收合成泥浆和控制防喷器。

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When the rig sank, the riser broke near the top while remaining attached to the blowout preventer at the bottom, bending itself like a pretzel in its subsequent collapse.

当钻井下沉时，海底立管在顶部附近破裂，另一端还连在防喷阀上。 在随后的倒塌中，它像脆饼一样弯曲。

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