求翻译：濑户大桥穿过日本最早的国立公园，矗立在濑户内海优美的多岛海正中央，为公路和铁路并行道路。作为本州四国的三条联络桥的最重要的一条，于昭和63年4月10日开通。公路长37.3公里，铁路长32.4公里，包括架设在海峡部的9.4公里六桥总称为[濑户大桥]。是什么意思？

Seto Ohashi Bridge through Japan's first national park, standing in the Seto Inland Sea, the beautiful archipelago middle of the road parallel to highways and railways. As the three Honshu-Shikoku Bridge contact one of the most important, in Showa 63 April 10 opening. 37.3 km long highway, 32.4 km l

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The rushing current household bridge passed through the Japanese earliest national park, stands erect in the rushing current household inland sea exquisite multi-island sea central committee, for road and railroad parallel path.Contact the bridge as Honshu four country's three most important, on Apr

Seto bridge across Japan as early as the National Park, located in a beautiful Inland Sea duodaohai are central, parallel road for road and rail. As the Honshu Shikoku contact bridge three of the most important one, Yu Zhaohe opened on April 10, 63. 37.3 km of Highway, railway 32.4 km, 9.4 km includ

Seto bridge across Japan the earliest National Park, stands in beautiful Inland Sea duodaohai centered to parallel roads and railways road. As the Honshu Shikoku contact bridge three of the most important one, Yu Zhaohe opened on April 10, 63. Highway 37.3 km long, 32.4 km of railway, includes erect