加固的

Combined with Zhongshan-gate in Nanjing,by means of investigation and admeasurement, theoretical analysis and finite element simulation, the security analysis and reinforcement research of ancient brick-and-clay city gate structure are performed. The results would be the scientific reference to the reinforcement of brick-and-clay city gate. At the same time, the reinforcement method of barking concrete structure, another available method to renovations of brick-and-clay city gate, is put forward in this paper.

本文结合南京中山门，综合运用调查检测、理论分析和有限元模拟的方法，对砖土拱城门结构进行了安全性分析和加固技术研究，为砖土拱城门结构的加固维修提供切实可靠的科学依据；同时提出内衬混凝土空间箱型结构的加固方法，为今后对其它砖土拱城门结构的研究保护提供一定的参考。

The results indicated that adoption of CFRP sheet could effectively improve not only the bearing capacity and stiffness but also the safety margin of RC beams. The bearing capacity of RC beams increased with the number of layers of CFRP sheets. The most economical and effective way was using single layer of CFRP sheet.

研究表明：外贴CFRP布加固不仅可有效地提高RC梁的承载能力和刚度，而且可以大幅度地提高其安全储备，加固梁的承载力随着粘贴的CFRP层数的增加而增长，但加固1层是最经济，效果最好的。

Then, how to determine the shear design values for different structural member and different strengthening location is given out, which could be the reference for design and computation of strengthening structural member by enlarging section method. Fifthly, Full-range shear experiment of two reinforcement concrete arch specimens with strengthening at soffit location by enlarging section method are designed and conducted.

第四，对于增大截面法加固构件，按照极限状态的计算原则，对外荷载作用下的新老混凝土结合面剪力设计值进行研究，提出了不同类型构件及不同的加固部位，新老混凝土结合面的剪力作用设计值的确定方法，可为采用增大截面法加固构件的设计计算提供依据。

The experimental results show that: the failure mode of strengthened beam at elevated temperature can be classified as flexure failure mode or flexure-shear failure mode, and the failure mode of strengthened beam at high temperature may be different from that at room temperature; and although the load supported by the strengthened specimen is larger than that supported by the unstrengthened specimen, the fire resistance of the strengthened specimen is still larger than that of the unstrengthened specimen, due to the influence of fire insulation.

结果表明：高温下该类构件的破坏形态大致可分为受弯破坏和弯剪破坏两类，常温下发生弯曲破坏的加固构件有可能在高温下出现破坏形态的转变；虽然加固构件所承受的荷载明显大于未加固构件，前者由于防火涂料的保护，其耐火极限仍大于后者。

Because operating rigid frame bridges have chief diseases at present. A diseasing bridge is evaluated by using analytic hierarchy process and expert evaluation combined factor method at first, then the reinforcement measure is studied based on evaluation consequence, the calculation of internal force and deformation are carried Out by the finite element method, and the evaluation analysis of reinforcement effect is done by calculation result.

针对目前正在运营的刚架混凝土拱桥出现的主要病害，首先利用基于层次分析及专家评估的变权综合系数法对一实际病害桥梁结构进行了评估，然后根据评估结果对该桥的维修加固措施进行了研究；采用有限元方法对桥梁加固后的内力和变形进行了计算，并根据计算结果对该桥的加固效果进行了评估分析。

D depth-averaged model for flows in river with submerged groins;2. Simulation study of organ pipe nozzle submerged water jet;3. The submerged tunnel is simulated by the Elastic-Plastic FEM to analyse its influence on the environment.

为了分析淹没坑道对环境的影响，采用弹塑性有限元法对被淹没的坑道进行了数值计算，分析了不同情况坑道衬砌及围岩的破坏变形情况，同时提出了相应的加固方案，并对拟采用的不同方案加固效果进行了模拟分析，分析结果表明所提出的加固方案可行。

Stability analysis of coal pillar and reinforcement technology in north air shaft in Dongpang Mine;2. The analysis of T-beam bridge diseases and reinforcement technology ;3. The merit,demerit and application scope of carbon fiber reinforcement technology were analyzed.

分析了碳纤维加固技术的优缺点及适用范围，通过具体工程实例，对碳纤维加固用的材料特性、加固设计以及施工要点作了详细论证，解决了工程中的实际问题，达到了较好的经济效果。

Based on the destructive test of certain old pre-stressed concrete hollow slab after structural strengthening by CFS,the destructive mechanism and ultimate bearing capacity of old pre-stressed hollow slab after structural strengthening is being researched,which is useful for the strengthening design of old bridge and solvating of single slab problem.

通过某已使用10年的旧桥预应力混凝土空心板受拉区碳纤维布加固后的破坏荷载试验研究，对受拉区加固后的旧桥预应力混凝土空心板的破坏机理、变形性能及极限承载能力等进行了研究，为旧桥预应力混凝土空心板的加固设计及单板受力问题的分析解决提供了试验依据。

Finally, It is studied of the shear mechanism of FRP reinforced RC beams, two failure models are analyzed concerning FRP shear-strengthened of RC beams, that are FRP snap and FRP peelings, the main reasons that affecting shear loading of FRP reinforced RC beams arc analyzed and their effects are analyzed. Through assaying, shear capacity of FRP reinforced RC beam is obtained by simply interference, formula of calculation is put forward, and it is shown that the results agree well with available test results.

最后研究了FRP加固钢筋混凝土梁受剪性能，分析了受剪破坏的两种模式，即FRP拉断和FRP剥离破坏模式；分析了影响FRP加固钢筋混凝土梁受剪承载力的主要因素及其影响情况；通过分析用简单的叠加方式来计算FRP加固钢筋混凝土梁抗剪承载力，提出了计算表达式，并且与收集的试验数据进行了比较，结果与试验结果吻合良好。

The results of the test show that the bearing capacity of the continuous roof beam of flexural capacity can be improved by Pasted CFRP effectively with different quantities of CFRP sheets. The reliability of beam after strengthened is analyzed.

试验结果表明：粘贴CFRP可以有效地提高连续梁的抗弯承载力；在不同的加固量下，加固后的梁有不同的破坏模式；本文对加固后的连续梁的可靠度进行了分析。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。