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Basic calculate methods for rational cable force under dead load are expounded and summarizeded.

对现有的斜拉桥合理成桥索力计算方法进行阐述和总结。

The main content as follows:1. Basic calculate methods for rational cable force under dead load are expounded and summarized.

本文以红枫湖大桥的监控工作为背景，对其成桥后索力调整及相关问题进行研究，主要内容如下： 1。

The surface deflection response of elastic layered system under moving load is solved by means of general Duhamel integration.

利用广义Duhamel积分，对移动荷载下弹性层状体系表面弯沉响应问题进行了求解。

In the measurement of three model, three ways under variable and control on the frequency of compressor and fan, which show different cooling capacity and heating capacity by frequency conversion when align different load, behave adaptable frequency to energy saving, avoid energy deucedly depletion.

在量测结果中可以发现各个模式在压缩机变频调控与风扇变频调变下，在不同的频率发挥出不同的冷冻能力与加热能力，可以匹配在不同之负载时，运行在最适合的频率下来达到省电的效果，避免能源消耗过度的现象产生。

The stress field of diamond reinforced porous metal matrix composites are simulated using the model under the shear load.

数值分析了以金刚石为增强颗粒的多孔金属结合剂复合材料在横向剪切载荷下的应力情况。

Under different load measured current differential protection circuit and the phase voltage imbalance.

不同负荷下，测电流回路相位及差动保护的不平衡电压。

New ideas and methods in the paper:1 The formulas on perforated casing collapse strength were deducted, which offereda convenient method to analyze the relationship between casing collapse strength and perforation;2 The stress and displacement formulas on the system of casing, cement anddeformation under the non-uniform load were deducted, which offered the theoretical found for designing optimally casing string;3 The relationship between structure in-situ field of whole oil field and casing failurewere studied, which offered the scheme for the prediction of casing failure. The process of study in the paper:1 For simulating the relationship between the structure in-situ field and the casingfailure in the oil-deformation, the tests of the uniaxial tensile, compress, tnaxial compress and dilatability were made on the samples of the drill cores from deformation of casing failure position in Yuejing II oil field.

本文的主要创新： 1推导出了射孔套管抗挤强度的解析式，为分析射孔与套管强度的变化关系提供了简便的方法； 2推导出了非均匀地层载荷作用下套管、水泥环和地层组合体的应力和位移解析式，并非均匀作用下套管柱优化设计提供了理论依据； 3研究整个油田区块构造应力场与套管损坏关系，为预测套管损坏提供了可行方案；本文的研究过程如下： 1为模拟构造应力场与油层段套管损坏关系，做了大量的岩石单轴抗拉、单轴抗压、三轴试验以及岩石遇水膨胀试验，获得了研究区块岩石的弹性模量、泊松比、内聚力、内摩擦角以及岩石的线膨胀系数，这此数据为本文研究油层段套管损坏机理研究的理论分析和有限元法提供了实验数据。

This study validate that it also can be used for distortional buckling beam-column under the condition of distortional buckling load calculated by the above formula.

本文用直接强度法来计算压弯构件在发生畸变屈曲时的承载能力，把计算结果同有限元模拟结果进行对比，验证在压弯构件畸变屈曲时直接强度法的适用性。

Toavoid the shortages in the building of the FEA model, expecially for the analogue of materialnonlinearity, two methods are adopted in the paper, which are the double elements methodand the uniform element method, and the responses of the bridge model under gravity and thefull load are also studied in this paper.

本文采用国内常用的两种简化处理方法双单元法和统一理论法建立了模型，并且研究了桥体自重作用下和桥梁满载作用下的受力情况。

The second part, with the theories of the first part for guide, pass a software ANSYS to imitate the napu big bridge main arch ring's ultimate load carrying capacity under well-distributed loads, in imitating process, distinguishing the emulation by three ways: 1, the characteristic value emulation, 2,the geometric nonlinearity emulation 3,double nonlinearity emulations, and sum up the frame of the order flow within various emulation process, so that the good leading function can be provided with related calculations.

第二部分，以第一部分的理论为指导，通过大型有限元软件ANSYS来模拟南浦大桥主拱圈在均布荷载作用下的极限承载力，并探究主拱肋在极限荷载作用下的破坏过程。

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。