近年的工程地震工作，如地震小区划、重大工程场地的危险性分析等，一般都要做设计谱标定。
Generally speaking, a calibration of design spectrum has to be done for all recent earthquake engineering work, such as the seismic micro-zoning, and risk analysis for major construction sites.
本文使用断层破裂模型及建立在我国地震资料上的物理关系式，对大连大沙沟水厂场地进行了地震危险性分析。
In this paper, seismic hazard analysis of the Dalian Dashagou source site is presented by using fault-rupture model and the physical relations based on historical earthquakes in our country.
用多方案划分潜在震源区的方法对乌鲁木齐市某场地研究区进行地震危险性分析，可在研究区内划分出两套较成熟的潜在震源区方案。
Seismic risk analysis of some research areas in Urumqi City have been made with method of multi-project dividing potential source, and two sets of mature projects have been developed.
而长周期结构采用规范设计反应谱或由地震危险性分析给出的场地设计反应谱计算所得的地震反应结果偏大。
The seismic response of the structure with long period will be over estimated, if the standard spectrum or the design spectrum given by seismic risk analysis is applied.
通过对该桥桥址处的地震危险性分析，得出了桥位处的地震动参数，并合成了桥址处基岩人工波时程和场地土人工波时。
According to the earthquake hazard analysis on the site, the ground motion parameters are received and the rock time generated seismic wave of the site is composed.
通常建议对大坝进行特定场地的地震危险性分析。
The ground motion parameters can be determined either by a probabilistic or a deterministic seismic hazard analysis.
对工程场地的地震危险性分析是地震安全性评价的主要方法，并且为工程师提供抗震参数。
Engineering seismic hazard analysis for a specified site represents an essential element of seismic safety assessment, and provides engineers with the standards of protection against earthquakes.
对工程场地的地震危险性分析是地震安全性评价的主要方法，并且为工程师提供抗震参数。
Engineering seismic hazard analysis for a specified site represents an essential element of seismic safety assessment, and provides engineers with the standards of protection against earthquakes.
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