The equilibrium position of a System of mass points is the critical point of the potential function of the System.

质点系的平衡位置指的是该系统的势能函数的临界点。

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The model is comprised of the general rigid-body equations considering apparent mass and the modeling method of suspension system based on the assumption of "equilibrium points".

建立了这类系统的动力学模型，包括考虑附加质量的一般刚体动力学方程和基于“平衡点”假设的吊挂系统建模方法。

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Marine diesel is simulated by the upper mass of the system. Proper positions of secondary vibration source are chosen and some points on the lower mass are chosen for error evaluation.

以双层隔振系统的上层质量来模拟柴油机，在下层质量上合理地布置次级振源，选取合适的误差评价点，针对这些点的振动响应实施控制。

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