Based on the criteria of the expansion joint for the deckhouse of ship, its application in the deckhouse of medium-speed craft is reviewed.

• 根据国内各舰船规范对舰船甲板室设置伸缩接头的有关规定,回顾并揭示了早期舰船甲板室设置伸缩接头的原因及后来在中速艇上的使用情况。