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1·A cushioning device, such as a bundle of rope or a piece of timber, used on the side of a vessel or dock to absorb impact or friction.

缓冲装置一种减小震动或冲撞力的装置，如一捆绳子或一块木头，用在船或船坞的侧面以承受撞击或摩擦力。

2·The performance of the cushioning device is improved by using the intelligent material of the airbag combined with the advanced design concept of structure.

智能气囊采用了智能材料与结构新概念设计，可提高缓冲器的性能。