| 1. | 2 . dynamic characteristics of site are analyzed comparatively through soil tests
2 、对模型试验的场地土进行了动力特性对比试验研究。 |
| 2. | Second , there exists a function with frequency - dependence and frequency - selection for the response of site soil on micro - tremor
第二，场地土对地脉动存在频率依赖以及频率选择作用。 |
| 3. | In this paper , based on the elastic spectra in gb50011 - 2001 , an improved capacity spectra curve is developed by using the equations of
在我国抗震规范的弹性反应谱的基础上,结合不同场地土情况下得到的 |
| 4. | Based upon these calculated results , the influences of site condition on characteristics of ground motion are studied qualitatively and quantitatively
本文的主要研究内容和研究结果包括：一、场地土体的非线性参数变化对地震反应的影响。 |
| 5. | The transfer of earthquake wave in ground soil is related to soil characteristic , excitation magnitude , etc . . it is not always amplificatory , but likely to be filter and isolation
表明地基土层对地震动的影响与场地土特性、地震动大小等有关，不一定是放大作用，也可能起滤波和隔震作用。 |
| 6. | In this paper , the calculation theory , the calculation model , the calculation method of realizing the lrb standard are studied , the lrb standard under i site category is realized preliminary
并以类场地土下铅销橡胶支座的标准为例，研究了实现标准化的过程。本论文研究了实现铅销橡胶支座标准化的计算理论、模型、方法。 |
| 7. | In this paper , it is further discussed in three aspects : non - linear characteristics of site soil , influences of soft and hard layer in site soil and of the rational classification of site conditions
本文从场地土体非线性特性和土层软硬夹层的影响及合理地考虑场地分类来反映场地对地震动影响三个方面开展了进一步的研究与探讨。 |
| 8. | Fourth , there exists some corresponding relationships between spectral structure characters of ground micro - tremor and shear wave velocity of site soil layers . the outcomes of these two kinds of tests can be conferred each other . fifth , the correlations between predominant period of ground micro - tremor and thickness , and value of shear wave velocity of overburden layer are established
第五，建立场地土覆盖层厚度、剪切波速与地脉动卓越周期之间的相关关系，有助于通过勘测场地土覆盖层厚度的结果估算场地地脉动的卓越周期，以及揭示场地土剪切波速与地脉动卓越周期的内在相关规律。 |
| 9. | The paper also carried out elastic and plastic analysis on 8 - storeyed truss and 8 - storeyed vierendeel truss . based on the results , the two structures can both be applied to strong earthquake zone . however , the weak layer of the former structure is the first storey , while the weak layer of the latter is the 3rd storey
本文还对8层的混合式钢结构交错桁架体系、 8层的空腹式交错桁架体系的进行了弹性和弹塑性分析，从分析结果中可以看出， 8层的两种形式的结构都适合用于8度强震区的三类场地土区，但混合式的薄弱层是在结构底层，而空腹式的薄弱层是在结构的第3层，而且两者的破坏模式也有所不同。 |
| 10. | The main contents include : 1 . the mechanics performances of geometrically similar slabs under static load on the same elastic foundation are similar , according to the analysis of slabs with similitude laws and tests of soil stress under rigid pavements with different size ratios . 2
主要内容包括： 1 、根据静力荷载下不同相似比的刚性路面板下的土压力测试结果，结合应用相似理论对弹性地基板所作的分析，指出同一场地土上几何尺寸相似的弹性地基板在静载下的力学性能相似。 |
