Why it's unique: Located in steel City, Mellon arena proudly boasts the world's largest stainless steel retractable dome roof, the first retractable roof for a major indoor sports arena.

在钢铁城匹兹堡，梅隆竞技场号称拥有世界上最大的、可伸缩性不锈钢圆形屋顶，是首个用于大型体育竞技场的此类屋顶。

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The analysis on the design regulation of dome roof tank and its stress conditions is made.

分别从拱顶油罐的设计规定和受力状况两方面进行了分析。

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The tank top to tank shell of dome roof tank is a thin-connection structure and is easy to crack during vapor purging.

由于拱顶油罐的罐顶与罐壁设计为弱连接，在蒸汽吹扫作业中，易发生罐顶爆裂事故。

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Between the enclave of Dibba and the port town of Khor Fakkan, it is worth stopping to visit the oldest mosque in the UAE, the Al Bidiyah Archaeological Mosque, which has a distinctive architecture, built from stone and mudbricks in the 15th Century and topped by a pointed dome roof.

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Dzyga Art Gallery, which houses a bohemian cafe under a dome-shaped roof.

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The Super Bowl has always been held in warm-weather cities, like New Orleans, Tampa or San Diego, or in the controlled climate of a dome, where a roof shields fans from the weather outside.

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