双语例句
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;
n. 口衔;马嚼子;马勒;控制器具;马缰控制器
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;