We have studied the feasibility of active vibration control of shuttle loom by using modern control theory and establishing the state-variable equation of the nexible beam and picking plate system.

应用现代控制理论对自动换梭织机投按侧板振动的主动控制进行了研究，为振动主动控制的可行性提供了理论依据。

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The state equation and vibration differential equation of suspension system was set up through selecting state variable.

选定状态变量，得出悬挂系统状态方程和振动微分方程。

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Using the concept of pseudo control variable, a simple state equation is constructed which describes the relative motion between an anti-ship missile and a target ship.

利用伪控制变量的概念，建立了简单的描述反舰导弹与目标舰艇相对运动的状态方程。

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