弹性系数

According to the hypothesis of continuum, a tube with the corner strengthened is gained to make an equal of the frame-tube. B3-spline functions and parabola functions are applied to simulate the displacement functions of the frame-tube. The system of equations about the undetermined coefficients of displacement functions is deduced by using energy-variational principle, by solving which the displacement of the frame-tube is gained. Then the internal forces in the columns and beams of the former frame-tube are obtained according to the principles of elasticity mechanics.

根据连续化假设将框筒等效为角部加强筒体，将三次样条函数与抛物线函数结合假定框筒的位移函数，运用能量变分原理推导出了关于位移函数待定系数的方程组，解得位移函数待定系数进而解得框筒的位移，再根据弹性力学原理确定原框筒中梁柱的内力。

E - Young's Modulus, the coefficient of elastic stretching is the ratio of the linear stress to the linear strain.

小的系数，弹性拉伸的系数是线形压力和线形张力之比。

We discuss the relation of the expanding coefficient and the outfield when the order parameter is invariant, and we get a result similar to that of measuring the Frank elastic constant by outfield, the relation of the two kinds of the expanding coefficients is also gained indirectely.

Landau-P.G.de Gennes自由能密度表达式，并且讨论了当序参数恒定时在外场作用下展开系数与外场的关系，得到了与用外场测Frank 弹性常数相似的结果，间接得到了两种展开系数之间的关系，也为确定L。

The relationship between the delay in the error path and convergence coefficient and convergence time is emphasized.

重点讨论了弹性波控制中误差传递途径相对于主激励源的时间延迟与收敛系数以及收敛时间的关系，并回归出最佳收敛系数与延迟时间之间的倒数关系。

First, considering the volume expansion process of corroded bolt, the displacement model of mortar inner surface leaded by bolt corrosion is established after the loss of corrosion production is denoted by a filling factor. Second, based on elastic theory, the mortar cracking process is analyzed after the concept of influence coefficient of surrounding rock is introduced in the course of analyzing, and the degree of cracking course affected by surrounding rock parameter is also analyzed; the finite element method is adopted to verify the results.

考虑锚杆锈蚀体积膨胀过程，以填充系数表示砂浆开裂过程中锚杆锈蚀产物的损失，建立了锚杆锈蚀后砂浆内部位移模型，以弹性力学为基础，引入围岩参数影响系数概念，对锚杆锈蚀导致砂浆保护层开裂过程以及围岩参数对开裂过程的影响程度等进行了分析研究，并采用有限元分析方法对其进行了验证。

The results showed that the pressure and pressure derivative of non-newtonian fluid is higher than newtonian one;The power index is more smaller,the pressure and pressure derivative is more higher;The effect of skin factor on transient was different from that of power index;The storativity ratio and inter-porosity flow factor is just same as the newtonian fluid,and the effect of outer-boundary on transient pressure is different from that of newtonian fluid.

结果表明，非牛顿流体的压力及压力导数都明显高于牛顿流体；幂律流指数越小则压力和压力导数越大；表皮系数和非牛顿流体幂律流指数对压力响应的影响有着明显的不同；而弹性储容比和窜流系数的影响和普通三重介质相同，只是由于非牛顿流体的影响其"凹陷"的位置升高；外边界的影响也和牛顿流体的情况明显不同。

On the basis, the effect of different factors such as the sloping angle of arch ribs, the stiffness of bridge deck system, the effect of non-orientedly conservative loadings of the hanger and tie bar etc is discussed.

考虑几何非线性和材料非线性后，大跨度钢管混凝土拱桥的稳定系数最小，约为弹性稳定系数的45%，在分析大跨度钢管混凝土拱桥的稳定性时，应考虑材料非线性和几何非线性的共同作用。

It presented a practical approach for calculating the approximate second-order elastic moment of the partially-braced frame column, based on the present design code of steel structures and the approximate magnification factor of second-order moment of unbraced frame column.

摘要］在现行钢结构设计规范的基础上，结合无支撑纯框架柱二阶近似弹性分析的二阶弯矩放大系数，提出了用于弱支撑框架柱考虑侧移效应的二阶近似弯矩放大系数实用公式。

If rock compressibility is calculated by the elastic modulus method, its results are relatively reasonable. But if it is calculated by the Hall Plate empirical formula, the value of rock compressibility is too large. Thai's to say, it overvalues the elastic energy of formation rocks. And the velocity of pressure drawdown of the gas reservoir numerical simulation is caused to be too slow.

由Hall图版经验公式法计算得到的岩石压缩系数偏大，即对地层岩石的弹性能量估计偏大，从而导致气藏数值模拟计算的压降速度偏慢；而采用弹性模量法计算岩石压缩系数，其结果相对较为合理。

Based on the elastic thin shell theory, Karman flexibility factor and stress intensification factor are calculated for the pipeline and the bend pipe element model is established. The effects of structure parameters, such as cable sag and support conditions, on the cable-stayed pipeline bridge are considered.

针对输送管道的薄壁结构特征，在弹性薄壳理论的基础上，引入Karman挠曲系数以及应力增强系数，建立了曲管单元的计算模型；同时考虑了斜拉索的垂度效应、边界条件等结构参数对料拉索管桥的影响。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。