跨中竖向位移远远大于其他部位位移，所以对下弦梁和拱顶跨中部位的位移要多加重视。
The displacement in the middle of the entire bridge is much heavier that other places, so it should be paid more attention.
跨中竖向位移远远大于其他部位位移，所以对下弦梁和拱顶跨中部位的位移要多加重视。
The displacement in the middle of the entire bridge is much heavier that other places, so it should be paid more attention.
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