1) seismic acceleration
地震加速度
1.
Comparing the conventional reliability results with the reliability results with considering the spatial variability of soil parameters,a conclusion is drawn that the horizontal seismic acceleration,soil parameters and spatial variability have significant impact on the slope stability.
结合Morgenstern-Price条分法和Monte-Carlo数值模拟方法,采用拟静力的方法考虑水平和竖向地震加速度的作用,运用可靠度理论分析了地震效应和土性参数对土坡稳定性的影响,且将常规的可靠度分析结果和考虑土性参数空间变异性的可靠度分析结果进行了对比,计算结果表明:水平地震加速度、土性参数及其空间变异性对土坡稳定性具有显著的影响。
2.
With the exceeding probability curve of seismic acceleration,the expression of the curve can be obtained by curve fitting method,and also the probability density function of the seismic acceleration is obtained.
根据水平向地震加速度超越概率曲线,通过曲线拟合得到曲线的表达形式,从而获得地震加速度的概率密度函数;通过建筑结构的以易损性指数表达的易损性矩阵及多个城市的数据处理,得到建筑结构破坏程度即易损性指数的概率密度函数;最后通过上述的地震危险性分析和建筑结构的易损性分析就可以评估地震潜在风险。
3) yield seismic acceleration
屈服地震加速度
4) horizontal earthquake acceleration
水平地震加速度
5) seismic acceleration record
地震加速度记录
1.
By the method of Hilbert-Huang transform(HHT),this article defines an instantaneous frequency time history of seismic acceleration record,which can to some extent quantify the frequency-non-stationary characteristics of original acceleration record.
利用HHT方法定义了一种地震加速度记录的瞬时频率时程,该瞬时频率时程能够在一定程度上将原始加速度记录的频率非平稳特性予以量化。
6) ground vibration acceleration
爆破地震加速度
1.
In an excavating project of a small spacing parallel tunnel,the ground vibration acceleration data of the existed tunnel which is parallel to that being constructed were tested by modern testing means and these data thus obtained are of valuable in the excavation of small spacing parallel tunnel afterwords.
文章针对某一小间距平行隧道开挖工程，通过现代测试手段，测试了施工隧道爆破施工对与之平行的原有隧道周边爆破地震加速度情况，获得了大量加速度数据，为以后的小间距平行隧道的开挖施工提供了宝贵资料。
补充资料：法向加速度
（见加速度）。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条