time of earthquake meaning in English
震时
Examples
- Through statistics and analysis of fluid a nomaly characteristics , this paper obtained the time distribution characteristics of fluid a nomaly of the moderately strong earthquakes , especially those with intensity v , earth quakes in beijing and its adjacent area , and summarized the leading time of each phases anomaly before the earthquakes , which can be regarded as index of occurrence time of earthquakes
通过对流体异常特征的统计分析,给出了北京及邻近地区的中期、中短期、短期和短临异常的时间分布特征,并对地震前各阶段异常的超前时间进行了总结,该时间可作为发震时间的预测指标。 - The analysis on unilateral , bilateral and lateral - torsional coupled seismic response of base - isolated structures with combined isolation systems is carried out , and the control of lateral - torsional coupled seismic response of structures is discussed . the energy analysis on base - isolated structures is conducted by energy method . the influence on the total input earthquake energy owing to the frequency , intensity and lasting - time of earthquake and so on is studied
采用能量方法,建立基础隔震结构能量反应方程,对基础隔震结构地震反应进行能量分析,研究地震动的频谱特性、幅值、持时、上部结构自振周期及隔震系统动力性能等因素对结构总输入能量的影响;并对基础隔震结构进行耗能分析,研究结构总输入能量在结构中的分配,为基础隔震结构能量设计提供依据。 - The work of this dissertation is mainly as follows : 1 . systemically introduce and evaluate the advance of studies on damage models of reinforced concrete on material , member and structure level ; 2 . by inputing earthquake wave for member model , analyse dissipating energy process and development process of structure damage and discuss relation between structure damage and pga , time of earthquake motion
本文的主要内容如下: 1 )系统地总结当前钢筋混凝土损伤理论在基于材料、构件和结构层次的研究进展及其评价; 2 )通过杆系模型对结构输入实际地震动,分析结构在地震作用下能量耗散过程以及结构损伤的发展过程,并讨论结构损伤和地震动三要素(主要是加速度和持时)的关系。