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1.The engineer designed a sliding box-shaped caisson to improve the stability of the foundation.
工程师设计了一个滑动箱形沉箱来提高地基的稳定性。
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2. The construction of the sliding box-shaped caisson was completed ahead of schedule.
滑动箱形沉箱的施工提前完成了。
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3. During flood season, the sliding box-shaped caisson is used to control water flow and prevent flooding.
洪水季节，滑动箱形沉箱被用来控制水流以防止洪水。