External prestressing is a kind of no felt prestress.
体外预应力是无粘结预应力的一种。
External prestress has achieved a widespread use already, however its theory of computation is still less-perfect.
体外预应力已经取得了广泛的应用，但其计算理论仍不太完善。
This paper introduces the application of external prestress technology with high strength wire for strengthening and renovating R.
本文介绍了采用高强预应力筋的体外预应力技术在结构加固中的应用。
And numerical example is adopted to explain the influence of external prestress to the vibration frequency and modality for simple beam.
通过数值算例验证了体外预应力对简支梁桥振动频率和振动模态的影响。
The engineering situation of Nanyang river bridge is introduced and the idea of adopting external prestress vertical tension method to reinforce t beam and design principle are proposed.
介绍了南洋河大桥的工程概况，并根据桥的使用状况提出了采用体外预应力竖向张拉法来加固旧T梁的设计构想和应遵循的设计原则。
For partial prestressed concrete high-rise tower structure, stiffness coefficient is independent of prestress level, ratio of reinforcement and external load effect, etc.
对于部分预应力混凝土高耸结构，截面刚度系数与预应力水平、外荷载及截面配筋率等很多因素有关。
Tensile membrane structures resist external forces by prestress force and flexing.
张力膜结构是依靠一定的预张力和曲面挠曲来抵抗外荷载的。
Tensile membrane structures resist external forces by prestress force and flexing.
张力膜结构是依靠一定的预张力和曲面挠曲来抵抗外荷载的。
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