| 1. | The giant magnetostrictive material is a new type of magneto - mechanical energy conversion material . it has giant magnetostrictive strain , high power density , high electromechanical coupling coefficient , high response speed and high force output 超磁致伸缩材料是一种新型的磁?机械转换材料,具有磁致伸缩系数大,能量密度高,机电耦合系数大,响应速度快等优点。 |