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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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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The solving multi-phase decision includes defining, decision-making, state variable, ensuring state transfer equation, solving index function and target optimal function.

其求解多阶段决策过程包括：定义阶段、决策及状态变量，确定状态转移方程，求解指标函数及目标最优值函数。

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