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廣州南沙港鐵路跨西江斜拉橋主塔封頂
2020-03-19 08:23
來(lái)源： 新華網(wǎng)

廣州南沙港鐵路跨西江斜拉橋主塔封頂

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人工智能朗讀：

【世界跨徑最大鋼拱橋——朝天門(mén)長(cháng)江大橋】重慶朝天門(mén)長(cháng)江大橋主跨長(cháng)552米，超過(guò)1996年建成的跨徑550米的黃埔大橋，成為世界跨徑最大的鋼拱橋。2006年3月動(dòng)工，2009年4月通車(chē)。

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[編輯：李曉蕾]