1) electromagnetic control compass
电磁控罗经
2) electromagnetically controlled gyrocompass
电磁控制罗经
4) magnetic compass
磁罗经
1.
Display angle method for removing and measuring deviation of magnetic compass;
显示角法消除与测定磁罗经自差
2.
Design the system for automatically measuring and compensating magnetic compass deviation;
磁罗经自差自动测定和补偿系统的研制
3.
Intellectual measurement and correction system for deviations of magnetic compass;
磁罗经自差的智能测定和校正系统
5) compass declination
罗经磁偏
6) compass variation
罗经磁差
补充资料：电磁
物质所表现的电性和磁性的统称，如电磁感应、电磁波。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条