If we combine the finite source retrial queue with server repairable, the model will be more challenging, and with more reality and applied backgrounds.
而把有限源模型与服务器可修相结合，更有挑战性，也更具实际和应用背景。
Simulations about reducing noise excited by engine revolution are done by laying secondary source at proper places on the simplified finite element model of a passenger car.
根据所得结论，在简化的客车有限元模型上的适当位置安放次级声源，对因发动机振动激励引起的噪声进行车内有源消声的仿真分析。
At present, two main stochastic models, point-source model and finite-fault model, are adopted to simulate ground motions.
随机法模拟地震动目前主要采用点源模型和有限断层模型两种方法。
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