结构工程

According to Maxwell' geomorphology theory and the standardization characteristic of surface texture feature based on GPS'(geometrical product specification) areal method, deeply research the change tree and Wolf pruning technology which were used in analyzing surface topography. Further standardized the Wolf pruning standard of area, line and point feature etc and the quantification parameters of charactering surface texture. And expound its feasibility in engineering practicability by taking an example.

基于Maxwell的地貌学理论及GPS(geometrical product specification)区域法表面结构要素的规范特点，深入研究应用于表面形貌分析中的变化树及Wolf修剪技术；进一步规范区域、线、点等要素的Wolf修剪标准及表征表面结构的量化参数；并以实例阐述其在工程实践中的可行性。

In this paper, the emulating method for the stress analysis of the scroll case structure was proposed.

本文在研究广州抽水蓄能电站二期工程蜗壳联合承载结构的基础上，提出了蜗壳结构应力分析的仿真方法。

Through manipulating the air content of mixture to control concrete frost resistance is the universal method in projects, but the study on the effect of concrete pore structure change after air entraining to the concrete frost resistance and impermeability is few, the study on the effect of mineral additive to concrete pore structure and durability is even fewer, so carry on this aspect research has significant meaning.

通过控制拌合物的含气量来控制混凝土的抗冻融性，是目前工程中普遍采用的方法，但引气后混凝土的孔结构变化及其对抗冻、抗渗等耐久性的影响研究较少，而无机盐类外加剂对混凝土孔结构及其耐久性影响的研究更少，因此开展这方面的研究具有重要意义。

Compared with symmetric corner filleted flexure hinge, the performance of flexure hinge can be evaluated in terms of flexibility, precision of rotation and sensitivity to axial effects. Experiment results can provide some theoretic foundations for flexure hinge design.

对单边导角形柔性铰链的性能进行分析，得出了结构参数对其柔度性能的影响关系，并通过与双边导角形柔性铰链比较，分析了单边导角形柔性铰链的转动能力、转动精度和对轴向载荷的影响，为柔性铰链在结构紧凑、大位移场合的工程应用提供了有价值的参考。

Furthermore, the performance of half right circular corner filleted flexure hinge was analyzed, including the effect of its geometric parameters on its performance. Compared with symmetrical right circular corner filleted flexure hinge, the compliance and sensitivity to the load of half right circular corner filleted flexure hinge were better than those of symmetric right circular corner filleted flexure hinge. The above results provide a new idea for the applications of flexure hinge, which is used in compact structure and structure with large displacement.

同时对单边直圆导角复合柔性铰链的性能进行分析，分析了结构参数对其柔度性能的影响，通过与双边直圆导角复合柔性铰链比较，得出了单边直圆导角复合柔性铰链的转动能力、对载荷的敏感性均优于双边直圆导角复合柔性铰链，为柔性铰链在结构紧凑、大位移场合的工程应用提供了新的思路。

In this thesis, the problem is taken as engineering background to study the real-time assessment for the guyed mast'fatigue state, and the corresponding theory and method for it has been put forward .

本文以这样一个实际工程中的疑难问题为背景，对桅杆结构疲劳状态实时评估问题进行了系统的研究，提出了桅杆结构风致疲劳安全预警理论和方法。

The key problem of uplift piles in deep buried substructure compared to underground engineering with shallow bury depth is how to reflect the influence of deep excavation off-loading on the uplift piles' bearing characteristic and capacity....

与浅埋的地下工程相比，该深埋地下结构抗拔桩设计面临的特殊问题是如何反映如此大体量深层地下开挖卸荷对抗拔桩承载特性的影响，主要表现在：深埋地下结构抗拔桩地面试桩开挖段侧摩阻力的扣除；开挖卸荷后桩周土体围压减小对桩基承载力削弱的影响；开挖卸荷基底隆起对桩产生的预拉力。

The practice shows that the formwork system, which is composed of the annular formwork, radicalized steel tubes and movable bearing plates, has the advantages of reasonable design, safety and reliability, simple structure and convenient construction.

实践证明，这种由环状模板、辐射状钢管和可调支托组成的模板体系设计合理、安全可靠、结构简洁、施工便利，配以先进的施工方法和严格的质量控制，可以实现高精度的结构尺寸控制，提高工程质量。

Because of aging ,change in use and accidental damages of the structures, the studies on strengthening and retrofitting structures were more and more concerned by countries of the world.

随着结构出现老化、使用功能变更、意外损坏等情况，对工程结构的加固和维修问题的研究越来越受到世界各国的普遍关注。

In accordance with some aqueduct in South to North Water Transfer Project, this paper simulates nonlinear hysteretic restoring force curve of isolation bearing of the lead core rubber aqueduct by bilinear model, compares and analyzes the earthquake response considering the interaction of the aqueduct bridge and the water-body in the aqueduct.

针对南水北调工程中某渡槽结构，利用双线性模型对铅芯橡胶隔震支座的非线性滞回恢复力曲线进行模拟，以有限域内附加质量法考虑水体对渡槽槽身的动力作用，进行了不同支座结构地震反应的比较分析。

Plunder melds and run with this jewel!

掠夺melds和运行与此宝石！

My dream is to be a crazy growing tree and extend at the edge between the city and the forest.

此刻，也许正是在通往天国的路上，我体验着这白色的晕旋。