Because its physical meaning is clear and its calculation is simple the method is an effective way for dealing with random vibration of non-linear multi-degree of freedom systems.
此方法物理意义明确，计算量小，是处理这类非线性系统随机振动行之有效的方法。
Because its physical meaning is clear and its calculation is simple the method is an effective way for dealing with random vibration of non-linear multi-degree of freedom systems.
此方法物理意义明确，计算量小，是处理这类非线性系统随机振动行之有效的方法。
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