There are two parts to the fuel flap system: the carbon fibre flap and the hydraulic actuator which makes it move.

加油盖系统由两部分组成：碳纤维的盖和液压驱动的驱动装置。

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There are two parts to the fuel flap system: the carbon fibre flap and the hydraulic actuator which makes it move.

加油盖系统由两部分组成：碳纤维的盖和液压驱动的驱动装置。

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