The electromagnetic system comprises a coil and a gag bit component; the contact system comprises a stable sheet component and a movable sheet component;
电磁系统包括线圈和衔铁组件，接触系 统包括静片组件和动片组件；
The electromagnetic system comprises a coil and a gag bit component; the contact system comprises a stable sheet component and a movable sheet component;
电磁系统包括线圈和衔铁组件，接触系 统包括静片组件和动片组件；
应用推荐