因而，超磁致伸缩执行器恒温控制的意义极为重要。
Thus, it is significant for the temperature control of the GMA.
超磁致伸缩执行器中超磁致伸缩材料处在驱动线圈围成的封闭型区域内，因而其温控较难实现。
GMM is surrounded by the drive coil in the closed area of GMA, so it is difficult to realize temperature control.
建立了超磁致伸缩执行器基于输入电压-输出位移的控制模型，实验测得系统频率响应曲线与仿真结果一致。
The control model based on input voltage and output displacement was built up, the frequency response curve of experimental measurements were exactly coincident withs…
然而超磁致伸缩材料本身的强非线性，受外部环境影响大，使制成的执行器开环工作精度低。
However, the giant magnetostrictive material itself has strongly nonlinear property, the influence of the external environment also made the actuators work of with low accuracy.
因此，高稳定性的超磁致伸缩微位移执行器的研制和应用，具有十分重大的意义。
The development and application of High stability giant magnetostrictive micro-displacement actuator has great significance.
因此，高稳定性的超磁致伸缩微位移执行器的研制和应用，具有十分重大的意义。
The development and application of High stability giant magnetostrictive micro-displacement actuator has great significance.
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