The exact stateequation solution ofmechanical electric coupling for a simply supported beam subject to uniform distribution of load is given.
在此基础上，给出了两端简支压电梁机电耦合作用在均布载荷下的精确状态方程解。
2
A mechanical model and vibration control stateequationof active vibration suppression technique based on a smart spring for one rotating machine were established.