本项目通过轴向两端部聚磁措施，解决铁氧体永磁低温和钕铁硼永磁高温的不可逆去磁和补偿；

This item resolves the un-reversible degaussing and compensating of permanent-magnet in low temperature and Nd-Fe-boron in high temperature by means of magnetism heaaping up at the both ends of an axes.

这么专业的问题，分太少，不干！