采用一维等效线性化方法，根据场地土动力性能试验资料，确定不同抗震标准下的设计地震动参数。
According to the data of dynamic property of the site soil, the design ground motion parameters of the different level are calculated by the equivalent linear method.
对于高速公路大桥的抗震设防， 应给出80 年代设计基准期63 ％ 、10 ％ 和2 ％ 三个超越概率水准的设计地震动参数；
To the aseismic fortification of bridge of high way, three designing ground motion parameters with surpassing probabilities of 63%, 10% and 2% for 80 years should be given.
国外水利水电工程设计中地震动参数(地震加速度)同样是很重要的资料，其取值的方法和原则与中国内地有很大的不同。
The seismic dynamic parameter (seismic acceleration) is similarly an important one in design of the foreign hydro projects but the method and principle of selecting its value are quite different.
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