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During construction of continuous box girder, line shape control is important.
连续梁施工过程中，线形控制至关重要。
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The main girder has the same construction that the boom girder.
主梁具有相同的建设，繁荣梁。
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The main girder has the same construction that the boom girder.
主梁具有相同的建设，繁荣梁。
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