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- The middle strength spiral rib steel wires is an ideal substitute of prestressing tendon in precast hollow slab. 中强螺旋肋钢丝是预制空心板中的预应力筋的理想替代品,采用中强螺旋肋钢丝的预应力空心板的受力性能好,安全储备大。
- Research purposes: This paper analyzes the effect of the lateral prestressing tendon in top deck on the lateral calculation result of box beam. 研究目的:研究顶板横向预应力钢束对箱梁横向计算结果的影响,给箱梁结构设计提供借鉴和帮助。
- In structure design, if this property is full used, it can help to decrease the dosage of the prestressing tendon, save anchorage device, reduce cost and minish invert arch. 工程设计中，若能充分利用部分预应力混凝土的这一特性，将可以减小预应力筋的用量，收到节约锚具、降低造价、减小反拱的效果。
- According to the principle of prestressing structure, the under-storey prestressing tendon reinforcing plan can be adopted when the conditions can be met with. 根据预应力结构原理，采用楼层下面的预应力筋加固方案。
- Discussion on tension of prestressing tendon 对预应力束张拉问题的讨论
- Prestressing Tendon Using in Viaduct Bridge 体外预应力束在高架桥梁中的应用
- prestressing tendon (prestressing reinforcement) 预应力筋腱
- small radius prestressing tendon 小半径预应力束
- The paper introduces the control of camber in the construction of non prestressed continuous box beam, appearance and development of cracks of bottom plate of box beam. 介绍非预应力连续箱梁施工中预拱度的控制,以及箱梁底板裂缝的出现和开展,并分析其成因,从而确保箱梁施工质量满足设计和施工规范要求。
- After closure, continuity prestressing tendons would be provided in the bottom of the box. 合拢以后,箱梁底部布置有连续的预应力筋。
- External prestressing tendons are widely adopted in bridge engineering and structure strengthening. 摘要体外预应力广泛地应用于桥梁工程和其它预应力加固结构。
- The research offers reference for engineers to optimize the design of prestressing tendons. 该研究结果有助于工程技术人员优化预应力束筋设计。
- To ensure the integrity of the girder and resist transverse bending due to dead load and service load, powerful transverse prestressing tendons were disposed in the diaphragms. 为加强主梁受力的整体性，抵抗静载和动载产生的横向弯矩，横梁结构内设置了横向预应力钢束。
- The stress increments of unbonded prestressed tendon in the continuous beams subjected to both symmetrical and asymmetrical loads are analyzed. 计算了对称和不对称加载的无粘结预应力连续梁的应力增量。
- Using this new technology, there needs no the second tensioning of the prestressing tendons and temporary braces, thus the construction period and cost can be cut down obviously. 该改造工程不需要对预应力钢筋二次张拉和对结构进行临时支撑，因而明显地缩短了施工周期并节省了工程费用。
- Taking an arch foot as an example,a practical m et hod was proposed to simulate the contact pressure of the prestressed tendon acco rding to the experiment. 以桥梁拱脚为例,依据实验结果提出了一种模拟预应力钢索与索道壁之间接触压力等代荷载的实用的方法。
- This non sequitur invalidates his argument. 他不根据前提推理因而论证无效。
- The key of calculating flexure strength of UPPC beam is to determine unbounded prestressed tendon s ultimate value when the components are under their ultimate load ability. 计算UPPC梁(板)的抗弯强度,关键是确定构件在极限承裁能力时无粘结预应力筋的极限应力值。
- Factors influencing the elongation value of prestressing tendon 浅析影响预应力筋伸长值的因素
- Patience is a sine qua non for a good teacher. 做个优秀教师必不可少的条件是要有耐心。
