| 1. | The analysis by the stiffness method will now be performed for a single-storey structure and then extended to a multistorey building .
现在可以借刚度法完成单层结构的分析，然后推广到多层建筑物。 |
| 2. | Tangential stiffness method
切线增强刚度法 |
| 3. | Direct stiffness method
直接刚度法 |
| 4. | Combined with the structure stiffness method , sacb ( structure analysis program of curved bridge ) is compiled in the environment of visual basic 6 . 0
结合结构矩阵位移法的基本思路，用visualbasic6 . 0编制了曲线梁桥结构分析程序sacb ( structuralanalysisprogramofcurvedbridge ) 。 |
| 5. | The existing methods of structure design of concrete pavement with lean concrete base are analyzed , proving that the equivalent stiffness method is proper for calculating load stress but not for thermal stress
对贫混凝土基层混凝土路面现有结构设计方法的应力计算进行了分析，发现等刚度法用于双层板路面的荷载应力计算是可行的，但用于温度应力计算会引起较大的误差。 |
| 6. | Overcoming the inability of forcing decoupling method ( fd ) , this paper presents a new method - to - step - additional - stiffness method ( tsas ) to calculate the translation - torsion coupling seismic response of tile symmetric structures with asymmetrically viscous dampers
摘要克服强行解耦法( fd )不能求解对称结构由于不对称安装粘滞消能器而产生平扭耦合地震作用的不足，提出了一种求解该种情况下的平扭耦合地震反应的新方法两步附加刚度法( tsas ) 。 |
| 7. | The method , based on the finite element theory , force - method theory , increment method and middle stiffness method , making use of the increment of curvature of the section , works out the increment of load applying and is proved in this thesis
接着，本文根据有限单元和力法原理、增量法及中点刚度理论，提出了本文暂且命名为曲率力法的非线性分析方法。该方法通过增加截面的曲率来反求框架外加荷载的增量，并在文中以试验的框架模型为例，给出了整个推导过程。 |
| 8. | Because damage and reinforcement change the mass and stiffness of building , they will change frequency . so , what is the regularity of this change and how to apply the regularity in practical work are a problem deserving of public attention . in this paper . regarding the typical steel industry building as the object . applying the dynamic stiffness method to make simulation analysis , the author firstly gets the regularity of frequency change
如何在工程实际中主动应用这些规律?都是值得研究的问题。本文以典型的钢结构单层厂房为研究对象，应用动力刚度法进行计算机模拟，系统研究损伤和加固对结构基本频率的影响，探索出一些规律；并用贡献理论解释了这些规律。 |
| 9. | At last , with the stiffness method , the effect of diaphragm density on restraining the distortion of thin - walled bar is analyzed . with different load cases of uniformly load and concentrated load and different boundary conditions of two fixed ends and two simply supported ends and cantilever , the distortion and torsion of the same rectangle thin - walled girder is examined
在均布和集中两种反对称荷载情况下，按两端固定、两端简支和悬臂三种不同的支承情况，采用刚度法对同一矩形截面薄壁杆件的畸变和刚性扭转分别进行分析。 |
