reduction of force system
... 力系system of forces 力系的简化reduction of force system 等效力系equivalent force system ...
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The damping force model of the damper and the nonlinear mathematical model of vibration reduction system are established.
建立了新型磁流体阻尼器的阻尼力模型及其减振系统的非线性数学模型。
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This paper discusses the problem of the reduction of inertial force system of rigid body in plane motion .
讨论了平面运动刚体上惯性力系的简化问题；
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