4.This multilayer material has a property called giant magnetoresistance or GMR, and, put simply, it's a material that changes its resistivity depending on the strength of magnetic fields that pass through it.
这种多层材料具有一种称为巨磁电阻或 GMR 的特性,简单地说, 它是一种根据穿过它的磁场强度改变其电阻率的材料。机翻