无约束薄膜在磁场下呈现负的磁致应变，在1.3T磁场下，其最大应变值可达-0.008%，并且可以完全恢复。
The freestanding thin films exhibit a recoverable shrink magnetic-field-induced strain of about-0.008% at the magnetic field of 1.3T.
超磁致伸缩材料作为一种新型功能材料具有应变大，输出力大，响应速度快，能量转换效率高等特点。
Giant magnetostrictive material is a new type of function material with giant strain, great output force, high response speed and strong energy transition efficiency.
基于磁致伸缩的概念，采用磁致伸缩应变模型，对横向磁场中铁磁体的磁弹性屈曲的临界磁场这一问题进行了研究。
Based on the idea of magnetic strain, the model of magnetic strain was used to analysis the magnetoelastic buckling of cantilevered ferromagnetic plate in transverse magnetic field.
测量和记录磁致伸缩的设备包括电阻应变片，动 态应变仪和计算机采集系统。
The equipment to measure and record magnetostrictive includes the resistance strain slice, the dynamic strain device and the computer acquisition system.
测量和记录磁致伸缩的设备包括电阻应变片，动 态应变仪和计算机采集系统。
The equipment to measure and record magnetostrictive includes the resistance strain slice, the dynamic strain device and the computer acquisition system.
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