分析结果可供多点地震动模拟时参考。
These results may be used to simulate the multi -point ground motion as reference.
多点地震动作用下结构随机地震反应的计算十分耗费时问。
The random response computation of structures under multiple-support excitations is a problem of time consumption.
多点地震动输入下反应谱组合系数可以采用数值积分计算，但效率低下。
One can calculate response spectrum combination coefficient under multipoint earthquake motion input by numerical integration, but it has a low efficiency.
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