磁致伸缩材料是一种铁、镍合金材料，被外界磁场磁化时，其体积或者长度发生变化，这种现象被称为磁致伸缩效应。这一现象是磁致伸缩材料的内部磁畴按照外界磁场磁化方向排列的对外的宏观显示。
... magic hand 机械手 magnescale 磁尺 magnetic amplifier two-speed servosystem 磁放大器双速伺服系统 ...
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利用13个磁阻传感器，形成了用于检测磁钉磁场的磁尺。
A magnetic ruler including 13 magnetoresistive sensors is made to measure magnetic field of the magnetic marker.
介绍了磁栅尺的工作原理及其在中小型镗铣床上的应用特点。
Work principle of magnetic railings ruler and application small machine character is introduced.
压射位移采用磁珊尺控制，压射各段行程均可以在人机界面中设定，所以更精确更安全。
Injection displacement is controlled by magnetic gauge, and injection stage can set on HMI (Human-Machine Interface), therefore operation will be more accurately &safely.
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