fully prestressed concrete
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Bridges of this kind are designed according to fully prestressed concrete theory, and tensile stress is allowed to exceed allowable stress during construction and service.
这类桥梁在设计计算过程中均是按照全预应力混凝土结构进行设计的，施工和运营中任何截面混凝土拉应力均不允许超过允许应力值。
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