以间隙动力学指标作为目标函数，以理想机构惯性力平衡的优化计算，模拟反映了运动副间隙对四杆机构动力特性的影响。
An optimized calculating method for inertia force balance in ideal mechanism takes the interval dynamics norm as the goal function and simulates the effect of the interval in the motion join.
介绍了非均匀介质的描述方法与分数布朗运动，并用分数布朗运动的谱密度函数模拟非均匀介质。
A method for describing heterogeneous media and fractional Brownian motion are introduced. The spectral density function of fractional Brownian motion is used to simulate the heterogeneous media.
本文重新推导了针对此类飞机的横航向运动方程和传递函数，并对模型进行了验证。可以为飞行品质分析、飞行模拟和空战仿真提供可用的数学模型。
In this paper, the new motion equation and transfer functions suitable for these fighters were deduced, then they were verified by using the actual data.
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