Hovercraft is a kind of high-powered watercraft. the propulsion system of hovercraft concludes mainframe power transfer device thruster air propeller installation and assistant system.

气垫船动力装置由如下各部分组成：主机，功率传输装置，推进器，主推进器舵组合装置，垫升装置以及为动力装置服务的系统和装置。

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Hovercraft is a kind of high-powered watercraft. The propulsion system of hovercraft concludes mainframe, power transfer device, thruster, air propeller installation, and assistant system.

气垫船动力装置由如下各部分组成：主机，功率传输装置， 推进器，主 推进器舵组合装置，垫升装置以及为动力装置服务的系统和装置。

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Waiting competitors have been passing the time by using a powered watercraft to hurl themselves into waves, using the extra speed to perform aerial manoeuvres off watery ramps.

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