The paper discusses the design and construction for the underpinning structure of pile & prestressed beam.
以上海市自来水公司办公楼改造工程为例，介绍了结构体系托换方案在实际工程中的应用。
It follows that under certain conditions the existence of the envelope soliton in the prestressed beam in nonlinear elastic foundation is possible.
研究结果表明，在一定条件下，非线性弹性地基内预应力梁中存在包络孤立波。
The propagation characteristic of nonlinear flexural wave in a prestressed beam buried inside nonlinear elastic foundation is studied in this paper.
研究了埋置于非线性弹性地基内预应力梁中非线性弯曲波的传播特性。
Some meeting room of Sichuan International Tennis Center applies large-span and cantilever prestressed structure simultaneously to form cross prestressed beam structure.
四川国际网球中心会议中心某会议室同时采用大跨度和悬挑预应力结构，形成交叉预应力梁结构。
The failure modes and the mechanical behaviors of the common steel & concrete composite beam and the prestressed beam and the strengthened beam are analyzed and compared.
对比分析了普通钢与混凝土组合梁、预应力钢与混凝土组合梁和预应力加固钢与混凝土组合梁的受力性能与破坏形态。
Based on the force behavior of joist of large-span prestressed space frame system, space finite element analysis of prestressed beam-slab system is carried out by using ANSYS software.
针对大跨度预应力空间框架体系托梁受力复杂的特点，采用ANSYS软件进行了预应力梁板体系的空间有限元分析。
The site test on the prestressed frame beam was introduced.
介绍了现场进行的预应力框架梁测试。
Based on an engineering example, author introduce design and construction of prestressed large-span, large section beam formwork and formwork supports.
本文结合实际工程，介绍了长乐会堂工程大跨度、大截面预应力大梁的模板及支撑系统设计及施工中的技术要点控制。
Unbonded prestressed concrete flat beam floor is widely applied in the structures above mentioned.
无粘结预应力混凝土扁梁楼盖在高层、大跨建筑中广泛应用。
The paper introduces the construction technique, construction process and quality control on key tache for the! Prestressed hollow beam of Tongmi Bridge.
介绍垌利大桥预应力空心梁的施工工艺、施工程序、重要施工环节的质量控制。
The location of prestressed steel beam deviation exactly what impact on the structure.
而预应力钢束位置的偏差究竟对结构产生怎样的影响。
Compared with prestressed rebar concrete beam, its stiffness is more little. Especially in the-big-span bridge, its deflection is a important control factor which influence its application.
与预应力钢筋混凝土梁相比，其刚度较小，特别是在大跨径桥梁中，其挠度变形是影响其应用的重要控制因素。
The controlled crucial works for this contract section is the construction for the prestressed concrete continuous combined box beam.
本合同段控制性关键工程是预应力砼连续组合箱梁的施工。
Based on the demands of two limit states, the design control equations of cross section for prestressed concrete beam are derived and the direct design method is presented.
根据两类极限状态的基本要求，建立了预应力混凝土梁截面设计的控制方程，提出了直接设计方法。
Based on the theory and test, the aseismatic behaviour of the joints in the middle level of unbonded prestressed concrete flat beam frame is analyzed and discussed in this paper.
本文试图在理论研究和试验分析的基础上，分析探讨中间层无粘结预应力混凝土扁梁框架节点的抗震性能。
The article studies for the future of prestressed steel beam construction error on the structural effects of the accumulation of information.
本文对此进行研究，为今后的预应力钢束施工误差对结构影响积累资料。
The unbonded prestressed concrete flat beam frame can meet the aseismic requirement.
无粘结预应力混凝土扁梁框架应当可以满足抗震要求。
The paper discussed the construction technology of pre tensioned prestressed concrete hollow plate beam from the technologic principle, characteristic and construction technique.
本文从工艺原理、特点、工艺技术几个方面，论述了先张预应力混凝土空心板梁的施工技术。
Unadhesive prestressed converted deep beam of composite steel concrete column, is a new style structure which used in high building.
劲性混凝土柱无粘结预应力转换大梁，是应用在高层建筑的一种新型结构。
For the construction process of twice prestressed continuous beam, the stress analysis and deformation analysis method during construction stage is provided in this paper.
根据二次预应力连续梁的施工过程，提出了施工阶段的应力和变形分析方法。
In this paper the moment redistribution due to prestressing in precast segment continuous prestressed concrete beam erected by cantilever method is described.
本文叙述了悬臂拼装预应力混凝土连续梁的预加力引起的弯矩重分布。
The main difficulty of stress analysis of unbonded partially prestressed concrete beam is how to determine unbonded tendons stress.
使用荷载下无粘结部分预应力混凝土梁应力分析的主要困难，是如何确定无粘结预应力筋的应力。
The key to calculate the ultimate flexural strength of unbonded partially prestressed concrete (UPPC) beam Bridges is how to determine the ultimate stress of unbonded post tensioning tendons.
无粘结部分预应力混凝土(UPPC)梁桥抗弯强度计算的关键，是如何确定无粘结预应力筋的极限应力。
In this paper, the genetic algorithm-neural network model is used to predict the ductility of unbonded partially prestressed concrete beam with high strength.
尝试利用遗传-神经网络模型，对无粘结部分预应力高强混凝土梁的延性进行预报。
Combined with the engineering practice discussion is made on the construction technology and the process for the centralized prefabrication of prefabricated prestressed hollow girder beam.
结合工程实例介绍了装配式预应力空心板梁的集中预制的施工组织及工艺流程。
The prestressed concrete beam bridge with corrugated web has greatly improved the traditional prestressed concrete beam bridge.
波纹钢腹板预应力混凝土梁桥是对传统的预应力混凝土梁桥的一次重大改进。
The prestressed concrete beam bridge with corrugated web has greatly improved the traditional prestressed concrete beam bridge.
波纹钢腹板预应力混凝土梁桥是对传统的预应力混凝土梁桥的一次重大改进。
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