Bar permanentmagnet as the main part of the polarized magnetic system is widely used in polarized relay.
条形永久磁铁广泛应用于极化继电器中，是构成极化磁系统的主要组成部分。
2
With electromagnetic, electrothermal, and electrostatic micro actuators, this bistable structure can be applied to permanentmagnet bistable MEMS relay.