并基于此，建立整车的有限元模型，包括车架、发动机、悬架、轮胎、乘员、油箱等。
On the basis of this, the integrated finite element model of motorcycle has been established including frame, engine, suspension, wheel, rider and oil box etc.
低频噪声的来源主要是由发动机振动，悬架系统振动所引起的车身板件振动产生的辐射噪声。
The primary source of the low frequency acoustics is the radiating noise produced by the vehicle structural vibration, which is induced by the vibrating of the engine and the suspension system.
分析了车内声场在发动机悬置和悬架激励力下的响应特性。
The sound pressure response character excitated by force of engine mount and spring system is analyzed.
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