退磁器有买或可以自制，一般专业表店都有退磁服务。

Demagnetiser buy or can be made, the general professional table stores have a demagnetization service.

youdao

退磁器有买或可以自制，一般专业表店都有退磁服务。

Demagnetiser buy or can be made, the general professional table stores have a demagnetization service.

youdao