| 摘要 |
A vessel (1) comprises a roller assembly (32), the assembly comprising at least one roller arranged to bear against a structure to be accessed, the assembly further comprising a damper to inhibit rotation of the roller such that the roller arranged to inhibit relative movement of the vessel to the structure and the vessel further comprising a gangway assembly (10) for a vessel comprising a gangway (12), a pivotably mounted base (20), a sensor arrangement to sense movement of the vessel, an end portion (14) of the gangway pivotably connected to the base and an actuator connected to the gangway responsive to signals from the sensor arrangement to control the vertical position of an opposite end portion (15) of the gangway so as to compensate for vertical movement of the vessel, and the base arranged to respond to and compensate for roll of the vessel.
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