We are professional expansion joint in Korea, these products normally used in Oil, Chemical Tanker, LPG & LNG etc. main deck steam line.

我们是一家专业生产伸缩接头的韩国厂家，伸缩接头通常用于油船，化学品船，LPG和LNG主甲板蒸汽管路。

youdao

Four elevators bring aircraft to the flight deck and fighters are launched by British-invented steam catapults known as "fat cats".

BBC: News | In Depth | Military Fact Files

The first deck pack for Duels of the Planeswalkers 2013 has begun rolling out on XBLA, PS3, Steam, and iPad.

FORBES: Duels of the Planeswalkers 2013 Deck Pack 1