coercivity

详细解释:【化】 矫顽力(Hc)

详细解释：

co.er.civ.i.ty

n.（名词）
The intensity of the magnetic field needed to reduce the magnetization of a ferromagnetic material to zero after it has reached saturation.
矫顽力：磁场的强度，为在强磁性的物质达到饱和之后，把它的磁化作用缩小到零所必需