| 1. | Simplified method for numerical simulation of near - field strong ground motion 近场强地震动数值模拟的简化计算方法 |
| 2. | The structures are generally put into non - linear state under the strong ground motion 结构在强烈地震作用下,一般会进入非线性工作状态。 |
| 3. | As the base of ews , the rail - time processing technique of strong ground motion parameters is pointed out 对强震观测数据的实时处理技术进行了研究。 |
| 4. | Strong ground motion records , one of the experimental resources for earthquake engineering , have made an important role in earthquake engineering research 建立了一个强震记录数据库。作为地震工程研究的重要基础性资料,强震记录的重要性不言而喻。 |
| 5. | Although there are a large amount of strong ground motion records all over the world , for the mass , there are disadvantages such as having no uniform format , short of parameters and so on 尽管目前世界范围内取得了大量强震记录,但是这些记录具有格式形式不统一、参数不完备等缺点。 |
| 6. | In this study , a composite source model has been used to calculate the realistic strong ground motions in beijing area , caused by 1679 ms8 . 0 earthquake in sanhe - pinggu 摘要利用复合震源模型和人工合成地震图的算法,以1679年三河平谷m (下标s ) 8 . 0地震为例,计算了北京地区的宽频带强地面运动。 |
| 7. | In this paper , the research advances of earthquake early warning system is briefly summarized and the real - time processing technique of strong ground motion parameters is mainly researched the main achievements of this study could be summarized as follows : 1 本文对国内外地震预警系统的研究现状做了总结,在此基础上,对地震动参数实时处理技术进行了研究,其主要工作如下: 1 |
| 8. | Some of the key factors which could influence the characteristics of strong ground motion have been discussed , and the resultant peak ground acceleration ( pga ) distribution and the peak ground velocity ( pgv ) distribution around beijing area also have been made as well 通过分析影响强地面运动的几个关键因素,给出了北京地区强地面运动峰值加速度和速度分布特征,比较了合成强地面运动记录与通过衰减关系计算所得的结果。 |
| 9. | The west of usa where there are not only plenty of strong ground motion records but also attenuation relationship of intensities is selected as the reference region and the attenuation relationship of ground motion in china are transformed from corresponding attenuation relationship of intensities 选择既有丰富的强震记录又有烈度衰减关系的美国西部地区作为参?区,并利用本文确定的分区地震烈度衰减关系转换得到相应的地震动衰减关系式。 |
| 10. | 2 . the real - time processing technique of strong ground motion data is studied in this paper . based on the research of kanamori etc . , the relation between the design parameters of recursive filter and its corresponding low frequency cut - off frequency is obtained and quantitative phase adjustment is analyzed 本文在kanamori等人研究工作的基础上,发展了一套强震观测数据的实时处理技术,分析了递归滤波器设计参数q与所对应的低频截止频率f _ c以及相位校正的定量关系。 |