In which one of them was common reinforced concrete structure, and the other used prestressed steel reinforced concrete (PSRC) in bottom chord of the transfer structure.
其中一榀模型为普通钢筋混凝土结构，另一榀模型在底部转换梁施加了预应力，并在底部转换梁及部分杆件采用了钢骨混凝土。
It introduces common reinforced technology for concrete structure and brick structure, and discusses direct reinforcement and indirect reinforcement, which can be referred in similar engineering.
介绍了混凝土结构和砌体结构两种建筑结构常用的加固技术，并从直接加固和间接加固两方面分别进行了探讨，以供类似工程借鉴。
This paper analyses the causes of common cracks of reinforced concrete Structure, and gives the crack controlling principle, measures, handling methods of the harmful cracks.
分析了钢筋混凝土结构裂缝的产生原因，提出了裂缝控制的原则、措施及有害裂缝的处理方法。
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